21251973119

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2000939}}^1$

素因数の和:2001014

約数の個数: 16

約数和(自身を含む): 24651580800

約数和(自身を除く): 3399607681

約数列:

[1, 13, 19, 43, 247, 559, 817, 10621, 2000939, 26012207, 38017841, 86040377, 494231933, 1118524901, 1634767163, 21251973119]

約数ペア:

[(1, 21251973119), (13, 1634767163), (19, 1118524901), (43, 494231933), (247, 86040377), (559, 38017841), (817, 26012207), (10621, 2000939)]