21000401274

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{205886287}}^1$

素因数の和:205886309

約数の個数: 16

約数和(自身を含む): 44471438208

約数和(自身を除く): 23471036934

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 205886287, 411772574, 617658861, 1235317722, 3500066879, 7000133758, 10500200637, 21000401274]

約数ペア:

[(1, 21000401274), (2, 10500200637), (3, 7000133758), (6, 3500066879), (17, 1235317722), (34, 617658861), (51, 411772574), (102, 205886287)]