21718686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3019}}^1$

素因数の和:3144

約数の個数: 32

約数和(自身を含む): 47836800

約数和(自身を除く): 26118114

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 109, 218, 327, 654, 1199, 2398, 3019, 3597, 6038, 7194, 9057, 18114, 33209, 66418, 99627, 199254, 329071, 658142, 987213, 1974426, 3619781, 7239562, 10859343, 21718686]

約数ペア:

[(1, 21718686), (2, 10859343), (3, 7239562), (6, 3619781), (11, 1974426), (22, 987213), (33, 658142), (66, 329071), (109, 199254), (218, 99627), (327, 66418), (654, 33209), (1199, 18114), (2398, 9057), (3019, 7194), (3597, 6038)]