2021215898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{98779}}^1$

素因数の和:99581

約数の個数: 16

約数和(自身を含む): 3269222880

約数和(自身を除く): 1248006982

約数列:

[1, 2, 13, 26, 787, 1574, 10231, 20462, 98779, 197558, 1284127, 2568254, 77739073, 155478146, 1010607949, 2021215898]

約数ペア:

[(1, 2021215898), (2, 1010607949), (13, 155478146), (26, 77739073), (787, 2568254), (1574, 1284127), (10231, 197558), (20462, 98779)]