21000391662

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30974029}}^1$

素因数の和:30974147

約数の個数: 16

約数和(自身を含む): 42372473040

約数和(自身を除く): 21372081378

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 30974029, 61948058, 92922087, 185844174, 3500065277, 7000130554, 10500195831, 21000391662]

約数ペア:

[(1, 21000391662), (2, 10500195831), (3, 7000130554), (6, 3500065277), (113, 185844174), (226, 92922087), (339, 61948058), (678, 30974029)]