21108210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22697}}^1$

素因数の和:22738

約数の個数: 32

約数和(自身を含む): 52296192

約数和(自身を除く): 31187982

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22697, 45394, 68091, 113485, 136182, 226970, 340455, 680910, 703607, 1407214, 2110821, 3518035, 4221642, 7036070, 10554105, 21108210]

約数ペア:

[(1, 21108210), (2, 10554105), (3, 7036070), (5, 4221642), (6, 3518035), (10, 2110821), (15, 1407214), (30, 703607), (31, 680910), (62, 340455), (93, 226970), (155, 136182), (186, 113485), (310, 68091), (465, 45394), (930, 22697)]