21986021916

素因数分解:

$2^2\times 3^3\times {\mathrm{193}}^1\times {\mathrm{211}}^1\times {\mathrm{4999}}^1$

素因数の和:5416

約数の個数: 96

約数和(自身を含む): 57579200000

約数和(自身を除く): 35593178084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 193, 211, 386, 422, 579, 633, 772, 844, 1158, 1266, 1737, 1899, 2316, 2532, 3474, 3798, 4999, 5211, 5697, 6948, 7596, 9998, 10422, 11394, 14997, 19996, 20844, 22788, 29994, 40723, 44991, 59988, 81446, 89982, 122169, 134973, 162892, 179964, 244338, 269946, 366507, 488676, 539892, 733014, 964807, 1054789, 1099521, 1466028, 1929614, 2109578, 2199042, 2894421, 3164367, 3859228, 4219156, 4398084, 5788842, 6328734, 8683263, 9493101, 11577684, 12657468, 17366526, 18986202, 26049789, 28479303, 34733052, 37972404, 52099578, 56958606, 104199156, 113917212, 203574277, 407148554, 610722831, 814297108, 1221445662, 1832168493, 2442891324, 3664336986, 5496505479, 7328673972, 10993010958, 21986021916]

約数ペア:

[(1, 21986021916), (2, 10993010958), (3, 7328673972), (4, 5496505479), (6, 3664336986), (9, 2442891324), (12, 1832168493), (18, 1221445662), (27, 814297108), (36, 610722831), (54, 407148554), (108, 203574277), (193, 113917212), (211, 104199156), (386, 56958606), (422, 52099578), (579, 37972404), (633, 34733052), (772, 28479303), (844, 26049789), (1158, 18986202), (1266, 17366526), (1737, 12657468), (1899, 11577684), (2316, 9493101), (2532, 8683263), (3474, 6328734), (3798, 5788842), (4999, 4398084), (5211, 4219156), (5697, 3859228), (6948, 3164367), (7596, 2894421), (9998, 2199042), (10422, 2109578), (11394, 1929614), (14997, 1466028), (19996, 1099521), (20844, 1054789), (22788, 964807), (29994, 733014), (40723, 539892), (44991, 488676), (59988, 366507), (81446, 269946), (89982, 244338), (122169, 179964), (134973, 162892)]