21936700818

素因数分解:

$2^1\times 3^2\times {\mathrm{1218705601}}^1$

素因数の和:1218705609

約数の個数: 12

約数和(自身を含む): 47529518478

約数和(自身を除く): 25592817660

約数列:

[1, 2, 3, 6, 9, 18, 1218705601, 2437411202, 3656116803, 7312233606, 10968350409, 21936700818]

約数ペア:

[(1, 21936700818), (2, 10968350409), (3, 7312233606), (6, 3656116803), (9, 2437411202), (18, 1218705601)]