Q: What is the sum of all factors of the number 21,052 excluding 21,052?
A: 17,868
The factors of the number 21,052 are: 1, 2, 4, 19, 38, 76, 277, 554, 1108, 5263, 10526, 21052.
If you add them up, you will get the total of 21,069. Now subtract 21,052 to get 17,868