Q: What is the sum of all factors of the number 21,436 excluding 21,436?
A: 17,876
The factors of the number 21,436 are: 1, 2, 4, 23, 46, 92, 233, 466, 932, 5359, 10718, 21436.
If you add them up, you will get the total of 21,453. Now subtract 21,436 to get 17,876