21258522

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3847}}^1$

素因数の和:4162

約数の個数: 24

約数和(自身を含む): 46222176

約数和(自身を除く): 24963654

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 3847, 5526, 7694, 11541, 23082, 34623, 69246, 1181029, 2362058, 3543087, 7086174, 10629261, 21258522]

約数ペア:

[(1, 21258522), (2, 10629261), (3, 7086174), (6, 3543087), (9, 2362058), (18, 1181029), (307, 69246), (614, 34623), (921, 23082), (1842, 11541), (2763, 7694), (3847, 5526)]