21392482

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1137

約数の個数: 16

約数和(自身を含む): 32722560

約数和(自身を除く): 11330078

約数列:

[1, 2, 103, 113, 206, 226, 919, 1838, 11639, 23278, 94657, 103847, 189314, 207694, 10696241, 21392482]

約数ペア:

[(1, 21392482), (2, 10696241), (103, 207694), (113, 189314), (206, 103847), (226, 94657), (919, 23278), (1838, 11639)]