1 and 2.
Four, four, six, three, six and two factors respectively.
The factors of six are one, two, three, and six. The factors of twenty six are one, two, thirteen, and twenty six. Two is the only factor of six that is also a factor of twenty six besides one. Therefore, two is the greatest common factor of six and twenty six.
The GCF is 1.
here are 4 common ways: 624 sixhundred and twenty four six-two-four Six-twentyfour
There are only two common factors for 56 and 21. They are 1 and 7.
The common factors are: 1, 2, 3, 6, 9, 18.
24, 48, 72.
60, 120, 180.....
420
The HCF is: 12
The factors of twelve are one, two, three, four, six, and twelve. :)