21715696678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15758851}}^1$

素因数の和:15758919

約数の個数: 16

約数和(自身を含む): 35741076336

約数和(自身を除く): 14025379658

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 15758851, 31517702, 204865063, 409730126, 835219103, 1670438206, 10857848339, 21715696678]

約数ペア:

[(1, 21715696678), (2, 10857848339), (13, 1670438206), (26, 835219103), (53, 409730126), (106, 204865063), (689, 31517702), (1378, 15758851)]