21226528

素因数分解:

$2^5\times {\mathrm{439}}^1\times {\mathrm{1511}}^1$

素因数の和:1960

約数の個数: 24

約数和(自身を含む): 41912640

約数和(自身を除く): 20686112

約数列:

[1, 2, 4, 8, 16, 32, 439, 878, 1511, 1756, 3022, 3512, 6044, 7024, 12088, 14048, 24176, 48352, 663329, 1326658, 2653316, 5306632, 10613264, 21226528]

約数ペア:

[(1, 21226528), (2, 10613264), (4, 5306632), (8, 2653316), (16, 1326658), (32, 663329), (439, 48352), (878, 24176), (1511, 14048), (1756, 12088), (3022, 7024), (3512, 6044)]