21008640852

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18824947}}^1$

素因数の和:18824988

約数の個数: 36

約数和(自身を含む): 54818248576

約数和(自身を除く): 33809607724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18824947, 37649894, 56474841, 75299788, 112949682, 169424523, 225899364, 338849046, 583573357, 677698092, 1167146714, 1750720071, 2334293428, 3501440142, 5252160213, 7002880284, 10504320426, 21008640852]

約数ペア:

[(1, 21008640852), (2, 10504320426), (3, 7002880284), (4, 5252160213), (6, 3501440142), (9, 2334293428), (12, 1750720071), (18, 1167146714), (31, 677698092), (36, 583573357), (62, 338849046), (93, 225899364), (124, 169424523), (186, 112949682), (279, 75299788), (372, 56474841), (558, 37649894), (1116, 18824947)]