21425027

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 24514560

約数和(自身を除く): 3089533

約数列:

[1, 13, 19, 127, 247, 683, 1651, 2413, 8879, 12977, 31369, 86741, 168701, 1127633, 1648079, 21425027]

約数ペア:

[(1, 21425027), (13, 1648079), (19, 1127633), (127, 168701), (247, 86741), (683, 31369), (1651, 12977), (2413, 8879)]