21016788384

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1883

約数の個数: 192

約数和(自身を含む): 59152343040

約数和(自身を除く): 38135554656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 71, 79, 92, 96, 138, 142, 158, 184, 213, 237, 276, 284, 316, 368, 426, 474, 552, 568, 632, 736, 852, 948, 1104, 1136, 1264, 1633, 1697, 1704, 1817, 1896, 2208, 2272, 2528, 3266, 3394, 3408, 3634, 3792, 4899, 5091, 5451, 5609, 6532, 6788, 6816, 7268, 7584, 9798, 10182, 10902, 11218, 13064, 13576, 14536, 16827, 19596, 20364, 21804, 22436, 26128, 27152, 29072, 33654, 39031, 39192, 40728, 43608, 44872, 52256, 54304, 58144, 67308, 78062, 78384, 81456, 87216, 89744, 117093, 120487, 129007, 134063, 134616, 156124, 156768, 162912, 174432, 179488, 234186, 240974, 258014, 268126, 269232, 312248, 361461, 387021, 402189, 468372, 481948, 516028, 536252, 538464, 624496, 722922, 774042, 804378, 936744, 963896, 1032056, 1072504, 1248992, 1445844, 1548084, 1608756, 1873488, 1927792, 2064112, 2145008, 2771201, 2891688, 3083449, 3096168, 3217512, 3746976, 3855584, 4128224, 4290016, 5542402, 5783376, 6166898, 6192336, 6435024, 8313603, 9250347, 9518473, 11084804, 11566752, 12333796, 12384672, 12870048, 16627206, 18500694, 19036946, 22169608, 24667592, 28555419, 33254412, 37001388, 38073892, 44339216, 49335184, 57110838, 66508824, 74002776, 76147784, 88678432, 98670368, 114221676, 133017648, 148005552, 152295568, 218924879, 228443352, 266035296, 296011104, 304591136, 437849758, 456886704, 656774637, 875699516, 913773408, 1313549274, 1751399032, 2627098548, 3502798064, 5254197096, 7005596128, 10508394192, 21016788384]

約数ペア:

[(1, 21016788384), (2, 10508394192), (3, 7005596128), (4, 5254197096), (6, 3502798064), (8, 2627098548), (12, 1751399032), (16, 1313549274), (23, 913773408), (24, 875699516), (32, 656774637), (46, 456886704), (48, 437849758), (69, 304591136), (71, 296011104), (79, 266035296), (92, 228443352), (96, 218924879), (138, 152295568), (142, 148005552), (158, 133017648), (184, 114221676), (213, 98670368), (237, 88678432), (276, 76147784), (284, 74002776), (316, 66508824), (368, 57110838), (426, 49335184), (474, 44339216), (552, 38073892), (568, 37001388), (632, 33254412), (736, 28555419), (852, 24667592), (948, 22169608), (1104, 19036946), (1136, 18500694), (1264, 16627206), (1633, 12870048), (1697, 12384672), (1704, 12333796), (1817, 11566752), (1896, 11084804), (2208, 9518473), (2272, 9250347), (2528, 8313603), (3266, 6435024), (3394, 6192336), (3408, 6166898), (3634, 5783376), (3792, 5542402), (4899, 4290016), (5091, 4128224), (5451, 3855584), (5609, 3746976), (6532, 3217512), (6788, 3096168), (6816, 3083449), (7268, 2891688), (7584, 2771201), (9798, 2145008), (10182, 2064112), (10902, 1927792), (11218, 1873488), (13064, 1608756), (13576, 1548084), (14536, 1445844), (16827, 1248992), (19596, 1072504), (20364, 1032056), (21804, 963896), (22436, 936744), (26128, 804378), (27152, 774042), (29072, 722922), (33654, 624496), (39031, 538464), (39192, 536252), (40728, 516028), (43608, 481948), (44872, 468372), (52256, 402189), (54304, 387021), (58144, 361461), (67308, 312248), (78062, 269232), (78384, 268126), (81456, 258014), (87216, 240974), (89744, 234186), (117093, 179488), (120487, 174432), (129007, 162912), (134063, 156768), (134616, 156124)]