21441108

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137443}}^1$

素因数の和:137463

約数の個数: 24

約数和(自身を含む): 53878048

約数和(自身を除く): 32436940

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137443, 274886, 412329, 549772, 824658, 1649316, 1786759, 3573518, 5360277, 7147036, 10720554, 21441108]

約数ペア:

[(1, 21441108), (2, 10720554), (3, 7147036), (4, 5360277), (6, 3573518), (12, 1786759), (13, 1649316), (26, 824658), (39, 549772), (52, 412329), (78, 274886), (156, 137443)]