21452088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127691}}^1$

素因数の和:127707

約数の個数: 32

約数和(自身を含む): 61292160

約数和(自身を除く): 39840072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127691, 255382, 383073, 510764, 766146, 893837, 1021528, 1532292, 1787674, 2681511, 3064584, 3575348, 5363022, 7150696, 10726044, 21452088]

約数ペア:

[(1, 21452088), (2, 10726044), (3, 7150696), (4, 5363022), (6, 3575348), (7, 3064584), (8, 2681511), (12, 1787674), (14, 1532292), (21, 1021528), (24, 893837), (28, 766146), (42, 510764), (56, 383073), (84, 255382), (168, 127691)]