How to use Calculator to find Common Factors of 21, 309, 729?

Simply provide the inputs 21, 309, 729 in the input fields and click on the calculate button to get the Common Factors.

How to find Common Factors of 21, 309, 729?

List out the Factors of 21, 309, 729 and check for the common numbers among the factors obtained.

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21, 309, 729 Common Factors Calculator

Q: What are the Common Factors of 21, 309, 729?

Common Factors of 21, 309, 729 is 1,3.

Created By : Prasanna
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023

A whole number which is a factor of two or more numbers is referred to as a common factor. To find the Common Factors of 21, 309, 729 we can either Common Factors Calculator or follow the below provided steps.

Ex: 10, 15, 20 (or) 24, 48, 96,45 (or) 78902, 89765, 12345

Common Factors of 21,309,729

Given numbers are 21,309,729

To find the common factors of 21,309,729 we have to find the factors of every number and list the common in them.

Factors of 21

The factors of 21 are :

1,3,7,21

Factors of 309

The factors of 309 are :

1,3,103,309

Factors of 729

The factors of 729 are :

1,3,9,27,81,243,729

Common Factors of 21,309,729 are 1,3

The Greatest Common Factor of 21,309,729 is 3.

Common Factors of Numbers Calculation Examples

Here are some samples of Common Factors of Numbers calculations.

FAQs on Common Factors

1. What are the common factors of 21, 309, 729?

The common factors of 21, 309, 729 are 1,3.