21551512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1481}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 43215120

約数和(自身を除く): 21663608

約数列:

[1, 2, 4, 8, 17, 34, 68, 107, 136, 214, 428, 856, 1481, 1819, 2962, 3638, 5924, 7276, 11848, 14552, 25177, 50354, 100708, 158467, 201416, 316934, 633868, 1267736, 2693939, 5387878, 10775756, 21551512]

約数ペア:

[(1, 21551512), (2, 10775756), (4, 5387878), (8, 2693939), (17, 1267736), (34, 633868), (68, 316934), (107, 201416), (136, 158467), (214, 100708), (428, 50354), (856, 25177), (1481, 14552), (1819, 11848), (2962, 7276), (3638, 5924)]