21
3,7
1
The greatest common factor of 21 and 63 is 21.Since 21 is a factor of 63, it is automatically the GCF.
The greatest, (Highest) Common Factor of 21 and 56 is 7
The greatest common factor (GCF) of 63, 21, and 7 is 7.
Since 21 is a factor of 42, it is automatically the GCF.
Since 21 is a factor of 147, it is automatically the GCF.
Since 21 is a factor of 105, it is automatically the GCF.
The greatest common factor (GCF) of 525 and 693 is 21.
The GCF (greatest common factor) would be 21.
The Greatest Common Factor (GCF) of 21 and 90 is 3.
The greatest common factor of 21 and 26 is 1.
6432,216,2,28,2,2,24,2,2,2,22,2,2,2,2,211457,219,3,2The GCF is 2.