21000933984

素因数分解:

$2^5\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1573811}}^1$

素因数の和:1573963

約数の個数: 48

約数和(自身を含む): 55524087360

約数和(自身を除く): 34523153376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 4448, 6672, 13344, 1573811, 3147622, 4721433, 6295244, 9442866, 12590488, 18885732, 25180976, 37771464, 50361952, 75542928, 151085856, 218759729, 437519458, 656279187, 875038916, 1312558374, 1750077832, 2625116748, 3500155664, 5250233496, 7000311328, 10500466992, 21000933984]

約数ペア:

[(1, 21000933984), (2, 10500466992), (3, 7000311328), (4, 5250233496), (6, 3500155664), (8, 2625116748), (12, 1750077832), (16, 1312558374), (24, 875038916), (32, 656279187), (48, 437519458), (96, 218759729), (139, 151085856), (278, 75542928), (417, 50361952), (556, 37771464), (834, 25180976), (1112, 18885732), (1668, 12590488), (2224, 9442866), (3336, 6295244), (4448, 4721433), (6672, 3147622), (13344, 1573811)]