Q: What is the sum of all factors of the number 213,910 excluding 213,910?
A: 171,146
The factors of the number 213,910 are: 1, 2, 5, 10, 21391, 42782, 106955, 213910.
If you add them up, you will get the total of 214,081. Now subtract 213,910 to get 171,146