21455154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170279}}^1$

素因数の和:170294

約数の個数: 24

約数和(自身を含む): 53127360

約数和(自身を除く): 31672206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170279, 340558, 510837, 1021674, 1191953, 1532511, 2383906, 3065022, 3575859, 7151718, 10727577, 21455154]

約数ペア:

[(1, 21455154), (2, 10727577), (3, 7151718), (6, 3575859), (7, 3065022), (9, 2383906), (14, 1532511), (18, 1191953), (21, 1021674), (42, 510837), (63, 340558), (126, 170279)]