21330672

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 61067520

約数和(自身を除く): 39736848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 71, 88, 132, 142, 176, 213, 264, 284, 426, 528, 568, 569, 781, 852, 1136, 1138, 1562, 1704, 1707, 2276, 2343, 3124, 3408, 3414, 4552, 4686, 6248, 6259, 6828, 9104, 9372, 12496, 12518, 13656, 18744, 18777, 25036, 27312, 37488, 37554, 40399, 50072, 75108, 80798, 100144, 121197, 150216, 161596, 242394, 300432, 323192, 444389, 484788, 646384, 888778, 969576, 1333167, 1777556, 1939152, 2666334, 3555112, 5332668, 7110224, 10665336, 21330672]

約数ペア:

[(1, 21330672), (2, 10665336), (3, 7110224), (4, 5332668), (6, 3555112), (8, 2666334), (11, 1939152), (12, 1777556), (16, 1333167), (22, 969576), (24, 888778), (33, 646384), (44, 484788), (48, 444389), (66, 323192), (71, 300432), (88, 242394), (132, 161596), (142, 150216), (176, 121197), (213, 100144), (264, 80798), (284, 75108), (426, 50072), (528, 40399), (568, 37554), (569, 37488), (781, 27312), (852, 25036), (1136, 18777), (1138, 18744), (1562, 13656), (1704, 12518), (1707, 12496), (2276, 9372), (2343, 9104), (3124, 6828), (3408, 6259), (3414, 6248), (4552, 4686)]