21 factors to [3 7]
56 factors to [2 2 2 7]
Common factors [7]
Answer is 7 ■
The greatest common factor of 21 and 56 is 7.
The greatest, (Highest) Common Factor of 21 and 56 is 7
The Greatest Common Factor (GCF) is: 7
The GCF of 21, 56, and 70 is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
7
The GCF is 7.
The GCF of 21, 56, 63, and 84 is 7.
The Greatest Common Factor (GCF) is: 7
The GCF is 7.