21051291264

素因数分解:

$2^7\times 3^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1\times {\mathrm{593}}^1$

素因数の和:1282

約数の個数: 128

約数和(自身を含む): 56419545600

約数和(自身を除く): 35368254336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 193, 384, 386, 479, 579, 593, 772, 958, 1158, 1186, 1437, 1544, 1779, 1916, 2316, 2372, 2874, 3088, 3558, 3832, 4632, 4744, 5748, 6176, 7116, 7664, 9264, 9488, 11496, 12352, 14232, 15328, 18528, 18976, 22992, 24704, 28464, 30656, 37056, 37952, 45984, 56928, 61312, 74112, 75904, 91968, 92447, 113856, 114449, 183936, 184894, 227712, 228898, 277341, 284047, 343347, 369788, 457796, 554682, 568094, 686694, 739576, 852141, 915592, 1109364, 1136188, 1373388, 1479152, 1704282, 1831184, 2218728, 2272376, 2746776, 2958304, 3408564, 3662368, 4437456, 4544752, 5493552, 5916608, 6817128, 7324736, 8874912, 9089504, 10987104, 11833216, 13634256, 14649472, 17749824, 18179008, 21974208, 27268512, 35499648, 36358016, 43948416, 54537024, 54821071, 109074048, 109642142, 164463213, 219284284, 328926426, 438568568, 657852852, 877137136, 1315705704, 1754274272, 2631411408, 3508548544, 5262822816, 7017097088, 10525645632, 21051291264]

約数ペア:

[(1, 21051291264), (2, 10525645632), (3, 7017097088), (4, 5262822816), (6, 3508548544), (8, 2631411408), (12, 1754274272), (16, 1315705704), (24, 877137136), (32, 657852852), (48, 438568568), (64, 328926426), (96, 219284284), (128, 164463213), (192, 109642142), (193, 109074048), (384, 54821071), (386, 54537024), (479, 43948416), (579, 36358016), (593, 35499648), (772, 27268512), (958, 21974208), (1158, 18179008), (1186, 17749824), (1437, 14649472), (1544, 13634256), (1779, 11833216), (1916, 10987104), (2316, 9089504), (2372, 8874912), (2874, 7324736), (3088, 6817128), (3558, 5916608), (3832, 5493552), (4632, 4544752), (4744, 4437456), (5748, 3662368), (6176, 3408564), (7116, 2958304), (7664, 2746776), (9264, 2272376), (9488, 2218728), (11496, 1831184), (12352, 1704282), (14232, 1479152), (15328, 1373388), (18528, 1136188), (18976, 1109364), (22992, 915592), (24704, 852141), (28464, 739576), (30656, 686694), (37056, 568094), (37952, 554682), (45984, 457796), (56928, 369788), (61312, 343347), (74112, 284047), (75904, 277341), (91968, 228898), (92447, 227712), (113856, 184894), (114449, 183936)]