21529922

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{193}}^2$

素因数の和:422

約数の個数: 18

約数和(自身を含む): 34485003

約数和(自身を除く): 12955081

約数列:

[1, 2, 17, 34, 193, 289, 386, 578, 3281, 6562, 37249, 55777, 74498, 111554, 633233, 1266466, 10764961, 21529922]

約数ペア:

[(1, 21529922), (2, 10764961), (17, 1266466), (34, 633233), (193, 111554), (289, 74498), (386, 55777), (578, 37249), (3281, 6562)]