21722474

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{2029}}^1$

素因数の和:2185

約数の個数: 16

約数和(自身を含む): 33543720

約数和(自身を除く): 11821246

約数列:

[1, 2, 53, 101, 106, 202, 2029, 4058, 5353, 10706, 107537, 204929, 215074, 409858, 10861237, 21722474]

約数ペア:

[(1, 21722474), (2, 10861237), (53, 409858), (101, 215074), (106, 204929), (202, 107537), (2029, 10706), (4058, 5353)]