21965196

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{166403}}^1$

素因数の和:166421

約数の個数: 24

約数和(自身を含む): 55911744

約数和(自身を除く): 33946548

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 166403, 332806, 499209, 665612, 998418, 1830433, 1996836, 3660866, 5491299, 7321732, 10982598, 21965196]

約数ペア:

[(1, 21965196), (2, 10982598), (3, 7321732), (4, 5491299), (6, 3660866), (11, 1996836), (12, 1830433), (22, 998418), (33, 665612), (44, 499209), (66, 332806), (132, 166403)]