20126211

素因数分解:

$3^1\times 7^3\times {\mathrm{19559}}^1$

素因数の和:19583

約数の個数: 16

約数和(自身を含む): 31296000

約数和(自身を除く): 11169789

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 19559, 58677, 136913, 410739, 958391, 2875173, 6708737, 20126211]

約数ペア:

[(1, 20126211), (3, 6708737), (7, 2875173), (21, 958391), (49, 410739), (147, 136913), (343, 58677), (1029, 19559)]