21915240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{182627}}^1$

素因数の和:182641

約数の個数: 32

約数和(自身を含む): 65746080

約数和(自身を除く): 43830840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 182627, 365254, 547881, 730508, 913135, 1095762, 1461016, 1826270, 2191524, 2739405, 3652540, 4383048, 5478810, 7305080, 10957620, 21915240]

約数ペア:

[(1, 21915240), (2, 10957620), (3, 7305080), (4, 5478810), (5, 4383048), (6, 3652540), (8, 2739405), (10, 2191524), (12, 1826270), (15, 1461016), (20, 1095762), (24, 913135), (30, 730508), (40, 547881), (60, 365254), (120, 182627)]