21636698385

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1\times {\mathrm{8609}}^1$

素因数の和:9977

約数の個数: 32

約数和(自身を含む): 34903975680

約数和(自身を除く): 13267277295

約数列:

[1, 3, 5, 15, 137, 411, 685, 1223, 2055, 3669, 6115, 8609, 18345, 25827, 43045, 129135, 167551, 502653, 837755, 1179433, 2513265, 3538299, 5897165, 10528807, 17691495, 31586421, 52644035, 157932105, 1442446559, 4327339677, 7212232795, 21636698385]

約数ペア:

[(1, 21636698385), (3, 7212232795), (5, 4327339677), (15, 1442446559), (137, 157932105), (411, 52644035), (685, 31586421), (1223, 17691495), (2055, 10528807), (3669, 5897165), (6115, 3538299), (8609, 2513265), (18345, 1179433), (25827, 837755), (43045, 502653), (129135, 167551)]