21085662

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270329}}^1$

素因数の和:270347

約数の個数: 16

約数和(自身を含む): 45415440

約数和(自身を除く): 24329778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270329, 540658, 810987, 1621974, 3514277, 7028554, 10542831, 21085662]

約数ペア:

[(1, 21085662), (2, 10542831), (3, 7028554), (6, 3514277), (13, 1621974), (26, 810987), (39, 540658), (78, 270329)]