21499524

素因数分解:

$2^2\times 3^2\times {\mathrm{597209}}^1$

素因数の和:597219

約数の個数: 18

約数和(自身を含む): 54346110

約数和(自身を除く): 32846586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 597209, 1194418, 1791627, 2388836, 3583254, 5374881, 7166508, 10749762, 21499524]

約数ペア:

[(1, 21499524), (2, 10749762), (3, 7166508), (4, 5374881), (6, 3583254), (9, 2388836), (12, 1791627), (18, 1194418), (36, 597209)]