21283908

素因数分解:

$2^2\times 3^1\times {\mathrm{1129}}^1\times {\mathrm{1571}}^1$

素因数の和:2707

約数の個数: 24

約数和(自身を含む): 49738080

約数和(自身を除く): 28454172

約数列:

[1, 2, 3, 4, 6, 12, 1129, 1571, 2258, 3142, 3387, 4516, 4713, 6284, 6774, 9426, 13548, 18852, 1773659, 3547318, 5320977, 7094636, 10641954, 21283908]

約数ペア:

[(1, 21283908), (2, 10641954), (3, 7094636), (4, 5320977), (6, 3547318), (12, 1773659), (1129, 18852), (1571, 13548), (2258, 9426), (3142, 6774), (3387, 6284), (4516, 4713)]