Q: What is the sum of all factors of the number 63,973 excluding 63,973?
A: 21,147
The factors of the number 63,973 are: 1, 7, 13, 19, 37, 91, 133, 247, 259, 481, 703, 1729, 3367, 4921, 9139, 63973.
If you add them up, you will get the total of 63,994. Now subtract 63,973 to get 21,147