The Greatest Common Factor of 21, 63, 84: 21
The greatest common factor of 63 and 147 is 21.
The greatest common factor of 21 and 63 is 21.Since 21 is a factor of 63, it is automatically the GCF.
The GCF is 7.
Because 21 is a factor of 63. 21 is the greatest factor of 21. A larger number doesn't exist.
The Greatest Common Factor of 105, 63, 42: 21
The greatest common factor of 63, 84, and 105 is 21.
21 is the greatest common factor of 63, 84 and 105.
The GCF is 21.
The greatest common factor of 63 , 84 = 21
21
21