21939506

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7529}}^1$

素因数の和:7609

約数の個数: 16

約数和(自身を含む): 34698240

約数和(自身を除く): 12758734

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 7529, 15058, 233399, 353863, 466798, 707726, 10969753, 21939506]

約数ペア:

[(1, 21939506), (2, 10969753), (31, 707726), (47, 466798), (62, 353863), (94, 233399), (1457, 15058), (2914, 7529)]