21230147235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128667559}}^1$

素因数の和:128667578

約数の個数: 16

約数和(自身を含む): 37056257280

約数和(自身を除く): 15826110045

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 128667559, 386002677, 643337795, 1415343149, 1930013385, 4246029447, 7076715745, 21230147235]

約数ペア:

[(1, 21230147235), (3, 7076715745), (5, 4246029447), (11, 1930013385), (15, 1415343149), (33, 643337795), (55, 386002677), (165, 128667559)]