21082913

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 23284800

約数和(自身を除く): 2201887

約数列:

[1, 19, 29, 83, 461, 551, 1577, 2407, 8759, 13369, 38263, 45733, 254011, 726997, 1109627, 21082913]

約数ペア:

[(1, 21082913), (19, 1109627), (29, 726997), (83, 254011), (461, 45733), (551, 38263), (1577, 13369), (2407, 8759)]