21960177408

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{244393}}^1$

素因数の和:244431

約数の個数: 144

約数和(自身を含む): 69935787040

約数和(自身を除く): 47975609632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 256, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 768, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2304, 2496, 2808, 3328, 3456, 3744, 4992, 5616, 6912, 7488, 9984, 11232, 14976, 22464, 29952, 44928, 89856, 244393, 488786, 733179, 977572, 1466358, 1955144, 2199537, 2932716, 3177109, 3910288, 4399074, 5865432, 6354218, 6598611, 7820576, 8798148, 9531327, 11730864, 12708436, 13197222, 15641152, 17596296, 19062654, 23461728, 25416872, 26394444, 28593981, 31282304, 35192592, 38125308, 46923456, 50833744, 52788888, 57187962, 62564608, 70385184, 76250616, 85781943, 93846912, 101667488, 105577776, 114375924, 140770368, 152501232, 171563886, 187693824, 203334976, 211155552, 228751848, 281540736, 305002464, 343127772, 406669952, 422311104, 457503696, 563081472, 610004928, 686255544, 813339904, 844622208, 915007392, 1220009856, 1372511088, 1689244416, 1830014784, 2440019712, 2745022176, 3660029568, 5490044352, 7320059136, 10980088704, 21960177408]

約数ペア:

[(1, 21960177408), (2, 10980088704), (3, 7320059136), (4, 5490044352), (6, 3660029568), (8, 2745022176), (9, 2440019712), (12, 1830014784), (13, 1689244416), (16, 1372511088), (18, 1220009856), (24, 915007392), (26, 844622208), (27, 813339904), (32, 686255544), (36, 610004928), (39, 563081472), (48, 457503696), (52, 422311104), (54, 406669952), (64, 343127772), (72, 305002464), (78, 281540736), (96, 228751848), (104, 211155552), (108, 203334976), (117, 187693824), (128, 171563886), (144, 152501232), (156, 140770368), (192, 114375924), (208, 105577776), (216, 101667488), (234, 93846912), (256, 85781943), (288, 76250616), (312, 70385184), (351, 62564608), (384, 57187962), (416, 52788888), (432, 50833744), (468, 46923456), (576, 38125308), (624, 35192592), (702, 31282304), (768, 28593981), (832, 26394444), (864, 25416872), (936, 23461728), (1152, 19062654), (1248, 17596296), (1404, 15641152), (1664, 13197222), (1728, 12708436), (1872, 11730864), (2304, 9531327), (2496, 8798148), (2808, 7820576), (3328, 6598611), (3456, 6354218), (3744, 5865432), (4992, 4399074), (5616, 3910288), (6912, 3177109), (7488, 2932716), (9984, 2199537), (11232, 1955144), (14976, 1466358), (22464, 977572), (29952, 733179), (44928, 488786), (89856, 244393)]