21014966

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 16586314

約数列:

[1, 2, 7, 14, 29, 58, 191, 203, 271, 382, 406, 542, 1337, 1897, 2674, 3794, 5539, 7859, 11078, 15718, 38773, 51761, 55013, 77546, 103522, 110026, 362327, 724654, 1501069, 3002138, 10507483, 21014966]

約数ペア:

[(1, 21014966), (2, 10507483), (7, 3002138), (14, 1501069), (29, 724654), (58, 362327), (191, 110026), (203, 103522), (271, 77546), (382, 55013), (406, 51761), (542, 38773), (1337, 15718), (1897, 11078), (2674, 7859), (3794, 5539)]