21976530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2099}}^1$

素因数の和:2458

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 30943470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 2094, 2099, 3490, 4198, 5235, 6297, 10470, 10495, 12594, 20990, 31485, 62970, 732551, 1465102, 2197653, 3662755, 4395306, 7325510, 10988265, 21976530]

約数ペア:

[(1, 21976530), (2, 10988265), (3, 7325510), (5, 4395306), (6, 3662755), (10, 2197653), (15, 1465102), (30, 732551), (349, 62970), (698, 31485), (1047, 20990), (1745, 12594), (2094, 10495), (2099, 10470), (3490, 6297), (4198, 5235)]