421809538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{25057}}^1$

素因数の和:25521

約数の個数: 16

約数和(自身を含む): 667545120

約数和(自身を除く): 245735582

約数列:

[1, 2, 19, 38, 443, 886, 8417, 16834, 25057, 50114, 476083, 952166, 11100251, 22200502, 210904769, 421809538]

約数ペア:

[(1, 421809538), (2, 210904769), (19, 22200502), (38, 11100251), (443, 952166), (886, 476083), (8417, 50114), (16834, 25057)]