21879244803

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43154329}}^1$

素因数の和:43154358

約数の個数: 12

約数和(自身を含む): 31588969560

約数和(自身を除く): 9709724757

約数列:

[1, 3, 13, 39, 169, 507, 43154329, 129462987, 561006277, 1683018831, 7293081601, 21879244803]

約数ペア:

[(1, 21879244803), (3, 7293081601), (13, 1683018831), (39, 561006277), (169, 129462987), (507, 43154329)]