Q: What is the sum of all factors of the number 13,209,021 excluding 13,209,021?
A: 9,646,659
The factors of the number 13,209,021 are: 1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 1487, 2961, 4461, 8883, 10409, 13383, 31227, 40149, 69889, 93681, 209667, 281043, 489223, 629001, 1467669, 1887003, 4403007, 13209021.
If you add them up, you will get the total of 13,209,030. Now subtract 13,209,021 to get 9,646,659