21417073664

素因数分解:

$2^{10}\times 7^4\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:360

約数の個数: 220

約数和(自身を含む): 51740430528

約数和(自身を除く): 30323356864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 196, 217, 224, 248, 256, 281, 343, 392, 434, 448, 496, 512, 562, 686, 784, 868, 896, 992, 1024, 1124, 1372, 1519, 1568, 1736, 1792, 1967, 1984, 2248, 2401, 2744, 3038, 3136, 3472, 3584, 3934, 3968, 4496, 4802, 5488, 6076, 6272, 6944, 7168, 7868, 7936, 8711, 8992, 9604, 10633, 10976, 12152, 12544, 13769, 13888, 15736, 15872, 17422, 17984, 19208, 21266, 21952, 24304, 25088, 27538, 27776, 31472, 31744, 34844, 35968, 38416, 42532, 43904, 48608, 50176, 55076, 55552, 60977, 62944, 69688, 71936, 74431, 76832, 85064, 87808, 96383, 97216, 110152, 111104, 121954, 125888, 139376, 143872, 148862, 153664, 170128, 175616, 192766, 194432, 220304, 222208, 243908, 251776, 278752, 287744, 297724, 307328, 340256, 351232, 385532, 388864, 426839, 440608, 487816, 503552, 557504, 595448, 614656, 674681, 680512, 771064, 777728, 853678, 881216, 975632, 1007104, 1115008, 1190896, 1229312, 1349362, 1361024, 1542128, 1555456, 1707356, 1762432, 1951264, 2014208, 2230016, 2381792, 2458624, 2698724, 2722048, 2987873, 3084256, 3414712, 3524864, 3902528, 4460032, 4763584, 5397448, 5444096, 5975746, 6168512, 6829424, 7049728, 7805056, 8920064, 9527168, 10794896, 10888192, 11951492, 12337024, 13658848, 14099456, 15610112, 19054336, 20915111, 21589792, 23902984, 24674048, 27317696, 31220224, 38108672, 41830222, 43179584, 47805968, 49348096, 54635392, 62440448, 76217344, 83660444, 86359168, 95611936, 98696192, 109270784, 167320888, 172718336, 191223872, 218541568, 334641776, 345436672, 382447744, 437083136, 669283552, 690873344, 764895488, 1338567104, 1529790976, 2677134208, 3059581952, 5354268416, 10708536832, 21417073664]

約数ペア:

[(1, 21417073664), (2, 10708536832), (4, 5354268416), (7, 3059581952), (8, 2677134208), (14, 1529790976), (16, 1338567104), (28, 764895488), (31, 690873344), (32, 669283552), (49, 437083136), (56, 382447744), (62, 345436672), (64, 334641776), (98, 218541568), (112, 191223872), (124, 172718336), (128, 167320888), (196, 109270784), (217, 98696192), (224, 95611936), (248, 86359168), (256, 83660444), (281, 76217344), (343, 62440448), (392, 54635392), (434, 49348096), (448, 47805968), (496, 43179584), (512, 41830222), (562, 38108672), (686, 31220224), (784, 27317696), (868, 24674048), (896, 23902984), (992, 21589792), (1024, 20915111), (1124, 19054336), (1372, 15610112), (1519, 14099456), (1568, 13658848), (1736, 12337024), (1792, 11951492), (1967, 10888192), (1984, 10794896), (2248, 9527168), (2401, 8920064), (2744, 7805056), (3038, 7049728), (3136, 6829424), (3472, 6168512), (3584, 5975746), (3934, 5444096), (3968, 5397448), (4496, 4763584), (4802, 4460032), (5488, 3902528), (6076, 3524864), (6272, 3414712), (6944, 3084256), (7168, 2987873), (7868, 2722048), (7936, 2698724), (8711, 2458624), (8992, 2381792), (9604, 2230016), (10633, 2014208), (10976, 1951264), (12152, 1762432), (12544, 1707356), (13769, 1555456), (13888, 1542128), (15736, 1361024), (15872, 1349362), (17422, 1229312), (17984, 1190896), (19208, 1115008), (21266, 1007104), (21952, 975632), (24304, 881216), (25088, 853678), (27538, 777728), (27776, 771064), (31472, 680512), (31744, 674681), (34844, 614656), (35968, 595448), (38416, 557504), (42532, 503552), (43904, 487816), (48608, 440608), (50176, 426839), (55076, 388864), (55552, 385532), (60977, 351232), (62944, 340256), (69688, 307328), (71936, 297724), (74431, 287744), (76832, 278752), (85064, 251776), (87808, 243908), (96383, 222208), (97216, 220304), (110152, 194432), (111104, 192766), (121954, 175616), (125888, 170128), (139376, 153664), (143872, 148862)]