21974522

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12911}}^1$

素因数の和:12973

約数の個数: 16

約数和(自身を含む): 35327232

約数和(自身を除く): 13352710

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 12911, 25822, 296953, 477707, 593906, 955414, 10987261, 21974522]

約数ペア:

[(1, 21974522), (2, 10987261), (23, 955414), (37, 593906), (46, 477707), (74, 296953), (851, 25822), (1702, 12911)]