21089562

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270379}}^1$

素因数の和:270397

約数の個数: 16

約数和(自身を含む): 45423840

約数和(自身を除く): 24334278

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270379, 540758, 811137, 1622274, 3514927, 7029854, 10544781, 21089562]

約数ペア:

[(1, 21089562), (2, 10544781), (3, 7029854), (6, 3514927), (13, 1622274), (26, 811137), (39, 540758), (78, 270379)]