2108889

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{2111}}^1$

素因数の和:2157

約数の個数: 16

約数和(自身を含む): 3210240

約数和(自身を除く): 1101351

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 2111, 6333, 18999, 56997, 78107, 234321, 702963, 2108889]

約数ペア:

[(1, 2108889), (3, 702963), (9, 234321), (27, 78107), (37, 56997), (111, 18999), (333, 6333), (999, 2111)]