210645978

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{328109}}^1$

素因数の和:328221

約数の個数: 16

約数和(自身を含む): 425230560

約数和(自身を除く): 214584582

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 328109, 656218, 984327, 1968654, 35107663, 70215326, 105322989, 210645978]

約数ペア:

[(1, 210645978), (2, 105322989), (3, 70215326), (6, 35107663), (107, 1968654), (214, 984327), (321, 656218), (642, 328109)]