Q: What is the sum of all factors of the number 1,621,276 excluding 1,621,276?
A: 1,225,764
The factors of the number 1,621,276 are: 1, 2, 4, 409, 818, 991, 1636, 1982, 3964, 405319, 810638, 1621276.
If you add them up, you will get the total of 1,621,277. Now subtract 1,621,276 to get 1,225,764