2193261

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1552

約数の個数: 16

約数和(自身を含む): 3391488

約数和(自身を除く): 1198227

約数列:

[1, 3, 7, 21, 71, 213, 497, 1471, 1491, 4413, 10297, 30891, 104441, 313323, 731087, 2193261]

約数ペア:

[(1, 2193261), (3, 731087), (7, 313323), (21, 104441), (71, 30891), (213, 10297), (497, 4413), (1471, 1491)]