21959002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49681}}^1$

素因数の和:49713

約数の個数: 16

約数和(自身を含む): 37559592

約数和(自身を除く): 15600590

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49681, 99362, 645853, 844577, 1291706, 1689154, 10979501, 21959002]

約数ペア:

[(1, 21959002), (2, 10979501), (13, 1689154), (17, 1291706), (26, 844577), (34, 645853), (221, 99362), (442, 49681)]