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21, 378, 447 Common Factors Calculator

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, 378, 447 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

Common Factors of 21,378,447

Given numbers are 21,378,447

To find the common factors of 21,378,447 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 378

The factors of 378 are :

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Factors of 447

The factors of 447 are :

1,3,149,447


Common Factors of 21,378,447 are 1,3

The Greatest Common Factor of 21,378,447 is 3.

Common Factors of Numbers Calculation Examples

FAQs on Common Factors

1. What are the common factors of 21, 378, 447?

The common factors of 21, 378, 447 are 1,3.