21000742046

素因数分解:

$2^1\times {\mathrm{449}}^1\times {\mathrm{521}}^1\times {\mathrm{44887}}^1$

素因数の和:45859

約数の個数: 16

約数和(自身を含む): 31632573600

約数和(自身を除く): 10631831554

約数列:

[1, 2, 449, 521, 898, 1042, 44887, 89774, 233929, 467858, 20154263, 23386127, 40308526, 46772254, 10500371023, 21000742046]

約数ペア:

[(1, 21000742046), (2, 10500371023), (449, 46772254), (521, 40308526), (898, 23386127), (1042, 20154263), (44887, 467858), (89774, 233929)]