21910930412

素因数分解:

$2^2\times 7^1\times {\mathrm{782533229}}^1$

素因数の和:782533240

約数の個数: 12

約数和(自身を含む): 43821860880

約数和(自身を除く): 21910930468

約数列:

[1, 2, 4, 7, 14, 28, 782533229, 1565066458, 3130132916, 5477732603, 10955465206, 21910930412]

約数ペア:

[(1, 21910930412), (2, 10955465206), (4, 5477732603), (7, 3130132916), (14, 1565066458), (28, 782533229)]