21380458866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{274108447}}^1$

素因数の和:274108465

約数の個数: 16

約数和(自身を含む): 46050219264

約数和(自身を除く): 24669760398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 274108447, 548216894, 822325341, 1644650682, 3563409811, 7126819622, 10690229433, 21380458866]

約数ペア:

[(1, 21380458866), (2, 10690229433), (3, 7126819622), (6, 3563409811), (13, 1644650682), (26, 822325341), (39, 548216894), (78, 274108447)]