42430521

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{16979}}^1$

素因数の和:17013

約数の個数: 24

約数和(自身を含む): 69685920

約数和(自身を除く): 27255399

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 16979, 50937, 118853, 288643, 356559, 831971, 865929, 2020501, 2495913, 6061503, 14143507, 42430521]

約数ペア:

[(1, 42430521), (3, 14143507), (7, 6061503), (17, 2495913), (21, 2020501), (49, 865929), (51, 831971), (119, 356559), (147, 288643), (357, 118853), (833, 50937), (2499, 16979)]