Q: What is the sum of all factors of the number 15,351 excluding 15,351?
A: 9,993
The factors of the number 15,351 are: 1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 5117, 15351.
If you add them up, you will get the total of 15,360. Now subtract 15,351 to get 9,993