20211100559

素因数分解:

${\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{660731}}^1$

素因数の和:660938

約数の個数: 12

約数和(自身を含む): 22006339992

約数和(自身を除く): 1795239433

約数列:

[1, 13, 169, 181, 2353, 30589, 660731, 8589503, 111663539, 119592311, 1554700043, 20211100559]

約数ペア:

[(1, 20211100559), (13, 1554700043), (169, 119592311), (181, 111663539), (2353, 8589503), (30589, 660731)]