21791382

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{213641}}^1$

素因数の和:213663

約数の個数: 16

約数和(自身を含む): 46146672

約数和(自身を除く): 24355290

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 213641, 427282, 640923, 1281846, 3631897, 7263794, 10895691, 21791382]

約数ペア:

[(1, 21791382), (2, 10895691), (3, 7263794), (6, 3631897), (17, 1281846), (34, 640923), (51, 427282), (102, 213641)]