21186607

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2591}}^1$

素因数の和:2658

約数の個数: 16

約数和(自身を含む): 24820992

約数和(自身を除く): 3634385

約数列:

[1, 13, 17, 37, 221, 481, 629, 2591, 8177, 33683, 44047, 95867, 572611, 1246271, 1629739, 21186607]

約数ペア:

[(1, 21186607), (13, 1629739), (17, 1246271), (37, 572611), (221, 95867), (481, 44047), (629, 33683), (2591, 8177)]