7
The greatest common factor of 14, 21 and 49 is 7.
The GCF is 7.
7 is the greatest common factor of 4942 and 21, or of 49, 42 and 21, if that is what you meant.
The GCF of 21, 49 and 115 is 1.
It is: 7
It is: 1
The greatest common factor of 21 and 49 is 7.21 = 3 x 7, 49 = 7 x 7 so GCF = 7.
The GCF is 7
It is seven (7).
The greatest common factor of 49 and 343 is 49.
The GCF is 7.
The greatest common factor of 7, 35 and 49 is 7.