21081126

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319411}}^1$

素因数の和:319427

約数の個数: 16

約数和(自身を含む): 45995328

約数和(自身を除く): 24914202

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319411, 638822, 958233, 1916466, 3513521, 7027042, 10540563, 21081126]

約数ペア:

[(1, 21081126), (2, 10540563), (3, 7027042), (6, 3513521), (11, 1916466), (22, 958233), (33, 638822), (66, 319411)]