21470748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137633}}^1$

素因数の和:137653

約数の個数: 24

約数和(自身を含む): 53952528

約数和(自身を除く): 32481780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137633, 275266, 412899, 550532, 825798, 1651596, 1789229, 3578458, 5367687, 7156916, 10735374, 21470748]

約数ペア:

[(1, 21470748), (2, 10735374), (3, 7156916), (4, 5367687), (6, 3578458), (12, 1789229), (13, 1651596), (26, 825798), (39, 550532), (52, 412899), (78, 275266), (156, 137633)]