Q: What is the sum of all factors of the number 21,142 excluding 21,142?
A: 14,606
The factors of the number 21,142 are: 1, 2, 11, 22, 31, 62, 341, 682, 961, 1922, 10571, 21142.
If you add them up, you will get the total of 21,156. Now subtract 21,142 to get 14,606