Q: What is the sum of all factors of the number 1,621,857 excluding 1,621,857?
A: 540,623
The factors of the number 1,621,857 are: 1, 3, 540619, 1621857.
If you add them up, you will get the total of 1,622,397. Now subtract 1,621,857 to get 540,623