2111804

素因数分解:

$2^2\times {\mathrm{47}}^2\times {\mathrm{239}}^1$

素因数の和:337

約数の個数: 18

約数和(自身を含む): 3791760

約数和(自身を除く): 1679956

約数列:

[1, 2, 4, 47, 94, 188, 239, 478, 956, 2209, 4418, 8836, 11233, 22466, 44932, 527951, 1055902, 2111804]

約数ペア:

[(1, 2111804), (2, 1055902), (4, 527951), (47, 44932), (94, 22466), (188, 11233), (239, 8836), (478, 4418), (956, 2209)]