21899965

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 26889408

約数和(自身を除く): 4989443

約数列:

[1, 5, 83, 113, 415, 467, 565, 2335, 9379, 38761, 46895, 52771, 193805, 263855, 4379993, 21899965]

約数ペア:

[(1, 21899965), (5, 4379993), (83, 263855), (113, 193805), (415, 52771), (467, 46895), (565, 38761), (2335, 9379)]