21398182

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4547}}^1$

素因数の和:4743

約数の個数: 16

約数和(自身を含む): 34764912

約数和(自身を除く): 13366730

約数列:

[1, 2, 13, 26, 181, 362, 2353, 4547, 4706, 9094, 59111, 118222, 823007, 1646014, 10699091, 21398182]

約数ペア:

[(1, 21398182), (2, 10699091), (13, 1646014), (26, 823007), (181, 118222), (362, 59111), (2353, 9094), (4547, 4706)]