21931620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{365527}}^1$

素因数の和:365539

約数の個数: 24

約数和(自身を含む): 61408704

約数和(自身を除く): 39477084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 365527, 731054, 1096581, 1462108, 1827635, 2193162, 3655270, 4386324, 5482905, 7310540, 10965810, 21931620]

約数ペア:

[(1, 21931620), (2, 10965810), (3, 7310540), (4, 5482905), (5, 4386324), (6, 3655270), (10, 2193162), (12, 1827635), (15, 1462108), (20, 1096581), (30, 731054), (60, 365527)]