21864660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{364411}}^1$

素因数の和:364423

約数の個数: 24

約数和(自身を含む): 61221216

約数和(自身を除く): 39356556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 364411, 728822, 1093233, 1457644, 1822055, 2186466, 3644110, 4372932, 5466165, 7288220, 10932330, 21864660]

約数ペア:

[(1, 21864660), (2, 10932330), (3, 7288220), (4, 5466165), (5, 4372932), (6, 3644110), (10, 2186466), (12, 1822055), (15, 1457644), (20, 1093233), (30, 728822), (60, 364411)]