21253046325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{6287}}^1$

素因数の和:6491

約数の個数: 96

約数和(自身を含む): 41318498304

約数和(自身を除く): 20065451979

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 105, 137, 141, 175, 235, 329, 411, 525, 685, 705, 959, 987, 1175, 1645, 2055, 2877, 3425, 3525, 4795, 4935, 6287, 6439, 8225, 10275, 14385, 18861, 19317, 23975, 24675, 31435, 32195, 44009, 45073, 71925, 94305, 96585, 132027, 135219, 157175, 160975, 220045, 225365, 295489, 471525, 482925, 660135, 676095, 861319, 886467, 1100225, 1126825, 1477445, 2068423, 2583957, 3300675, 3380475, 4306595, 4432335, 6029233, 6205269, 7387225, 10342115, 12919785, 18087699, 21532975, 22161675, 30146165, 31026345, 40481993, 51710575, 64598925, 90438495, 121445979, 150730825, 155131725, 202409965, 283373951, 452192475, 607229895, 850121853, 1012049825, 1416869755, 3036149475, 4250609265, 7084348775, 21253046325]

約数ペア:

[(1, 21253046325), (3, 7084348775), (5, 4250609265), (7, 3036149475), (15, 1416869755), (21, 1012049825), (25, 850121853), (35, 607229895), (47, 452192475), (75, 283373951), (105, 202409965), (137, 155131725), (141, 150730825), (175, 121445979), (235, 90438495), (329, 64598925), (411, 51710575), (525, 40481993), (685, 31026345), (705, 30146165), (959, 22161675), (987, 21532975), (1175, 18087699), (1645, 12919785), (2055, 10342115), (2877, 7387225), (3425, 6205269), (3525, 6029233), (4795, 4432335), (4935, 4306595), (6287, 3380475), (6439, 3300675), (8225, 2583957), (10275, 2068423), (14385, 1477445), (18861, 1126825), (19317, 1100225), (23975, 886467), (24675, 861319), (31435, 676095), (32195, 660135), (44009, 482925), (45073, 471525), (71925, 295489), (94305, 225365), (96585, 220045), (132027, 160975), (135219, 157175)]