Q: What is the sum of all factors of the number 21,804 excluding 21,804?
A: 31,956
The factors of the number 21,804 are: 1, 2, 3, 4, 6, 12, 23, 46, 69, 79, 92, 138, 158, 237, 276, 316, 474, 948, 1817, 3634, 5451, 7268, 10902, 21804.
If you add them up, you will get the total of 21,835. Now subtract 21,804 to get 31,956