42202042

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 64212264

約数和(自身を除く): 22010222

約数列:

[1, 2, 101, 202, 401, 521, 802, 1042, 40501, 52621, 81002, 105242, 208921, 417842, 21101021, 42202042]

約数ペア:

[(1, 42202042), (2, 21101021), (101, 417842), (202, 208921), (401, 105242), (521, 81002), (802, 52621), (1042, 40501)]