Q: What is the sum of all factors of the number 21,238 excluding 21,238?
A: 17,066
The factors of the number 21,238 are: 1, 2, 7, 14, 37, 41, 74, 82, 259, 287, 518, 574, 1517, 3034, 10619, 21238.
If you add them up, you will get the total of 21,255. Now subtract 21,238 to get 17,066