Q: What is the sum of all factors of the number 1,242,021 excluding 1,242,021?
A: 597,147
The factors of the number 1,242,021 are: 1, 3, 11, 33, 61, 183, 617, 671, 1851, 2013, 6787, 20361, 37637, 112911, 414007, 1242021.
If you add them up, you will get the total of 1,242,618. Now subtract 1,242,021 to get 597,147