21744118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{12511}}^1$

素因数の和:12603

約数の個数: 16

約数和(自身を含む): 36034560

約数和(自身を除く): 14290442

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 12511, 25022, 137621, 275242, 988369, 1976738, 10872059, 21744118]

約数ペア:

[(1, 21744118), (2, 10872059), (11, 1976738), (22, 988369), (79, 275242), (158, 137621), (869, 25022), (1738, 12511)]