21214195561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{179}}^1\times {\mathrm{4127}}^1$

素因数の和:4413

約数の個数: 24

約数和(自身を含む): 23478577920

約数和(自身を除く): 2264382359

約数列:

[1, 13, 47, 179, 611, 2209, 2327, 4127, 8413, 28717, 53651, 109369, 193969, 395411, 738733, 2521597, 5140343, 9116543, 9603529, 34720451, 118515059, 451365863, 1631861197, 21214195561]

約数ペア:

[(1, 21214195561), (13, 1631861197), (47, 451365863), (179, 118515059), (611, 34720451), (2209, 9603529), (2327, 9116543), (4127, 5140343), (8413, 2521597), (28717, 738733), (53651, 395411), (109369, 193969)]