21127032577

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3694183}}^1$

素因数の和:3694252

約数の個数: 16

約数和(自身を含む): 26007055360

約数和(自身を除く): 4880022783

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 3694183, 25859281, 70189477, 158849869, 491326339, 1111949083, 3018147511, 21127032577]

約数ペア:

[(1, 21127032577), (7, 3018147511), (19, 1111949083), (43, 491326339), (133, 158849869), (301, 70189477), (817, 25859281), (5719, 3694183)]