21421782

素因数分解:

$2^1\times 3^2\times {\mathrm{727}}^1\times {\mathrm{1637}}^1$

素因数の和:2372

約数の個数: 24

約数和(自身を含む): 46506096

約数和(自身を除く): 25084314

約数列:

[1, 2, 3, 6, 9, 18, 727, 1454, 1637, 2181, 3274, 4362, 4911, 6543, 9822, 13086, 14733, 29466, 1190099, 2380198, 3570297, 7140594, 10710891, 21421782]

約数ペア:

[(1, 21421782), (2, 10710891), (3, 7140594), (6, 3570297), (9, 2380198), (18, 1190099), (727, 29466), (1454, 14733), (1637, 13086), (2181, 9822), (3274, 6543), (4362, 4911)]