21000434762

素因数分解:

$2^1\times {\mathrm{919}}^1\times {\mathrm{2543}}^1\times {\mathrm{4493}}^1$

素因数の和:7957

約数の個数: 16

約数和(自身を含む): 31554351360

約数和(自身を除く): 10553916598

約数列:

[1, 2, 919, 1838, 2543, 4493, 5086, 8986, 2337017, 4129067, 4674034, 8258134, 11425699, 22851398, 10500217381, 21000434762]

約数ペア:

[(1, 21000434762), (2, 10500217381), (919, 22851398), (1838, 11425699), (2543, 8258134), (4493, 4674034), (5086, 4129067), (8986, 2337017)]