42019921156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{617940017}}^1$

素因数の和:617940038

約数の個数: 12

約数和(自身を含む): 77860442268

約数和(自身を除く): 35840521112

約数列:

[1, 2, 4, 17, 34, 68, 617940017, 1235880034, 2471760068, 10504980289, 21009960578, 42019921156]

約数ペア:

[(1, 42019921156), (2, 21009960578), (4, 10504980289), (17, 2471760068), (34, 1235880034), (68, 617940017)]