21129768

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{8893}}^1$

素因数の和:8919

約数の個数: 64

約数和(自身を含む): 64036800

約数和(自身を除く): 42907032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 8893, 17786, 26679, 35572, 53358, 71144, 80037, 97823, 106716, 160074, 195646, 213432, 240111, 293469, 320148, 391292, 480222, 586938, 640296, 782584, 880407, 960444, 1173876, 1760814, 1920888, 2347752, 2641221, 3521628, 5282442, 7043256, 10564884, 21129768]

約数ペア:

[(1, 21129768), (2, 10564884), (3, 7043256), (4, 5282442), (6, 3521628), (8, 2641221), (9, 2347752), (11, 1920888), (12, 1760814), (18, 1173876), (22, 960444), (24, 880407), (27, 782584), (33, 640296), (36, 586938), (44, 480222), (54, 391292), (66, 320148), (72, 293469), (88, 240111), (99, 213432), (108, 195646), (132, 160074), (198, 106716), (216, 97823), (264, 80037), (297, 71144), (396, 53358), (594, 35572), (792, 26679), (1188, 17786), (2376, 8893)]