21528252

素因数分解:

$2^2\times 3^2\times {\mathrm{598007}}^1$

素因数の和:598017

約数の個数: 18

約数和(自身を含む): 54418728

約数和(自身を除く): 32890476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 598007, 1196014, 1794021, 2392028, 3588042, 5382063, 7176084, 10764126, 21528252]

約数ペア:

[(1, 21528252), (2, 10764126), (3, 7176084), (4, 5382063), (6, 3588042), (9, 2392028), (12, 1794021), (18, 1196014), (36, 598007)]