21249866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1753}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 37886400

約数和(自身を除く): 16636534

約数列:

[1, 2, 11, 19, 22, 29, 38, 58, 209, 319, 418, 551, 638, 1102, 1753, 3506, 6061, 12122, 19283, 33307, 38566, 50837, 66614, 101674, 366377, 559207, 732754, 965903, 1118414, 1931806, 10624933, 21249866]

約数ペア:

[(1, 21249866), (2, 10624933), (11, 1931806), (19, 1118414), (22, 965903), (29, 732754), (38, 559207), (58, 366377), (209, 101674), (319, 66614), (418, 50837), (551, 38566), (638, 33307), (1102, 19283), (1753, 12122), (3506, 6061)]