21002694

素因数分解:

$2^1\times 3^1\times {\mathrm{277}}^1\times {\mathrm{12637}}^1$

素因数の和:12919

約数の個数: 16

約数和(自身を含む): 42160368

約数和(自身を除く): 21157674

約数列:

[1, 2, 3, 6, 277, 554, 831, 1662, 12637, 25274, 37911, 75822, 3500449, 7000898, 10501347, 21002694]

約数ペア:

[(1, 21002694), (2, 10501347), (3, 7000898), (6, 3500449), (277, 75822), (554, 37911), (831, 25274), (1662, 12637)]