21949576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{249427}}^1$

素因数の和:249444

約数の個数: 16

約数和(自身を含む): 44897040

約数和(自身を除く): 22947464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 249427, 498854, 997708, 1995416, 2743697, 5487394, 10974788, 21949576]

約数ペア:

[(1, 21949576), (2, 10974788), (4, 5487394), (8, 2743697), (11, 1995416), (22, 997708), (44, 498854), (88, 249427)]