21000340795

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4580227}}^1$

素因数の和:4580370

約数の個数: 16

約数和(自身を含む): 29020324608

約数和(自身を除く): 8019983813

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 4580227, 22901135, 32061589, 160307945, 600009737, 3000048685, 4200068159, 21000340795]

約数ペア:

[(1, 21000340795), (5, 4200068159), (7, 3000048685), (35, 600009737), (131, 160307945), (655, 32061589), (917, 22901135), (4585, 4580227)]