21446782

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80627}}^1$

素因数の和:80655

約数の個数: 16

約数和(自身を含む): 38701440

約数和(自身を除く): 17254658

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 80627, 161254, 564389, 1128778, 1531913, 3063826, 10723391, 21446782]

約数ペア:

[(1, 21446782), (2, 10723391), (7, 3063826), (14, 1531913), (19, 1128778), (38, 564389), (133, 161254), (266, 80627)]