21114730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23203}}^1$

素因数の和:23230

約数の個数: 32

約数和(自身を含む): 46779264

約数和(自身を除く): 25664534

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23203, 46406, 116015, 162421, 232030, 301639, 324842, 603278, 812105, 1508195, 1624210, 2111473, 3016390, 4222946, 10557365, 21114730]

約数ペア:

[(1, 21114730), (2, 10557365), (5, 4222946), (7, 3016390), (10, 2111473), (13, 1624210), (14, 1508195), (26, 812105), (35, 603278), (65, 324842), (70, 301639), (91, 232030), (130, 162421), (182, 116015), (455, 46406), (910, 23203)]