20212164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80207}}^1$

素因数の和:80224

約数の個数: 36

約数和(自身を含む): 58391424

約数和(自身を除く): 38179260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80207, 160414, 240621, 320828, 481242, 561449, 721863, 962484, 1122898, 1443726, 1684347, 2245796, 2887452, 3368694, 5053041, 6737388, 10106082, 20212164]

約数ペア:

[(1, 20212164), (2, 10106082), (3, 6737388), (4, 5053041), (6, 3368694), (7, 2887452), (9, 2245796), (12, 1684347), (14, 1443726), (18, 1122898), (21, 962484), (28, 721863), (36, 561449), (42, 481242), (63, 320828), (84, 240621), (126, 160414), (252, 80207)]