21886214

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{82279}}^1$

素因数の和:82307

約数の個数: 16

約数和(自身を含む): 39494400

約数和(自身を除く): 17608186

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 82279, 164558, 575953, 1151906, 1563301, 3126602, 10943107, 21886214]

約数ペア:

[(1, 21886214), (2, 10943107), (7, 3126602), (14, 1563301), (19, 1151906), (38, 575953), (133, 164558), (266, 82279)]