21218408302

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{178537}}^1$

素因数の和:179212

約数の個数: 32

約数和(自身を含む): 39232654272

約数和(自身を除く): 18014245970

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 653, 1306, 4571, 8489, 9142, 16978, 59423, 118846, 178537, 357074, 1249759, 2320981, 2499518, 4641962, 16246867, 32493734, 116584661, 233169322, 816092627, 1515600593, 1632185254, 3031201186, 10609204151, 21218408302]

約数ペア:

[(1, 21218408302), (2, 10609204151), (7, 3031201186), (13, 1632185254), (14, 1515600593), (26, 816092627), (91, 233169322), (182, 116584661), (653, 32493734), (1306, 16246867), (4571, 4641962), (8489, 2499518), (9142, 2320981), (16978, 1249759), (59423, 357074), (118846, 178537)]