21287714976

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1274

約数の個数: 480

約数和(自身を含む): 74332665792

約数和(自身を除く): 53044950816

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 32, 33, 34, 36, 37, 44, 48, 51, 54, 66, 68, 72, 74, 81, 88, 96, 99, 102, 108, 111, 132, 136, 144, 148, 153, 162, 176, 187, 198, 204, 216, 222, 264, 272, 288, 296, 297, 306, 324, 333, 352, 374, 396, 407, 408, 432, 444, 459, 528, 544, 561, 592, 594, 612, 629, 648, 666, 748, 792, 814, 816, 864, 888, 891, 918, 999, 1056, 1122, 1184, 1187, 1188, 1221, 1224, 1258, 1296, 1332, 1377, 1496, 1584, 1628, 1632, 1683, 1776, 1782, 1836, 1887, 1998, 2244, 2374, 2376, 2442, 2448, 2516, 2592, 2664, 2754, 2992, 2997, 3168, 3256, 3366, 3552, 3561, 3564, 3663, 3672, 3774, 3996, 4488, 4748, 4752, 4884, 4896, 5032, 5049, 5328, 5508, 5661, 5984, 5994, 6512, 6732, 6919, 7122, 7128, 7326, 7344, 7548, 7992, 8976, 9496, 9504, 9768, 10064, 10098, 10656, 10683, 10989, 11016, 11322, 11988, 13024, 13057, 13464, 13838, 14244, 14256, 14652, 14688, 15096, 15147, 15984, 16983, 17952, 18992, 19536, 20128, 20179, 20196, 20757, 21366, 21978, 22032, 22644, 23976, 26114, 26928, 27676, 28488, 28512, 29304, 30192, 30294, 31968, 32049, 32967, 33966, 37984, 39072, 39171, 40358, 40392, 41514, 42732, 43919, 43956, 44064, 45288, 47952, 50949, 52228, 53856, 55352, 56976, 58608, 60384, 60537, 60588, 62271, 64098, 65934, 67932, 78342, 80716, 80784, 83028, 85464, 87838, 87912, 90576, 95904, 96147, 101898, 104456, 110704, 113952, 117216, 117513, 121074, 121176, 124542, 128196, 131757, 131868, 135864, 156684, 161432, 161568, 166056, 170928, 175676, 175824, 181152, 181611, 186813, 192294, 203796, 208912, 221408, 221969, 235026, 242148, 242352, 249084, 256392, 263514, 263736, 271728, 313368, 322864, 332112, 341856, 351352, 351648, 352539, 363222, 373626, 384588, 395271, 407592, 417824, 443938, 470052, 483109, 484296, 484704, 498168, 512784, 527028, 527472, 543456, 544833, 560439, 626736, 645728, 664224, 665907, 702704, 705078, 726444, 746623, 747252, 769176, 790542, 815184, 887876, 940104, 966218, 968592, 996336, 1025568, 1054056, 1054944, 1057617, 1089666, 1120878, 1185813, 1253472, 1331814, 1405408, 1410156, 1449327, 1452888, 1493246, 1494504, 1538352, 1581084, 1630368, 1634499, 1775752, 1880208, 1932436, 1937184, 1992672, 1997721, 2108112, 2115234, 2179332, 2239869, 2241756, 2371626, 2663628, 2820312, 2898654, 2905776, 2986492, 2989008, 3076704, 3162168, 3268998, 3551504, 3557439, 3760416, 3864872, 3995442, 4216224, 4230468, 4347981, 4358664, 4479738, 4483512, 4743252, 5327256, 5640624, 5797308, 5811552, 5972984, 5978016, 5993163, 6324336, 6537996, 6719607, 7103008, 7114878, 7729744, 7990884, 8212853, 8460936, 8695962, 8717328, 8959476, 8967024, 9486504, 10654512, 11281248, 11594616, 11945968, 11986326, 12648672, 13043943, 13075992, 13439214, 14229756, 15459488, 15981768, 16425706, 16921872, 17391924, 17434656, 17918952, 17934048, 17979489, 18973008, 20158821, 21309024, 23189232, 23891936, 23972652, 24638559, 26087886, 26151984, 26878428, 28459512, 31963536, 32851412, 33843744, 34783848, 35837904, 35958978, 37946016, 39131829, 40317642, 46378464, 47945304, 49277118, 52175772, 52303968, 53756856, 56919024, 60476463, 63927072, 65702824, 69567696, 71675808, 71917956, 73915677, 78263658, 80635284, 95890608, 98554236, 104351544, 107513712, 113838048, 120952926, 131405648, 139135392, 143835912, 147831354, 156527316, 161270568, 191781216, 197108472, 208703088, 215027424, 221747031, 241905852, 262811296, 287671824, 295662708, 313054632, 322541136, 394216944, 417406176, 443494062, 483811704, 575343648, 591325416, 626109264, 645082272, 665241093, 788433888, 886988124, 967623408, 1182650832, 1252218528, 1330482186, 1773976248, 1935246816, 2365301664, 2660964372, 3547952496, 5321928744, 7095904992, 10643857488, 21287714976]

約数ペア:

[(1, 21287714976), (2, 10643857488), (3, 7095904992), (4, 5321928744), (6, 3547952496), (8, 2660964372), (9, 2365301664), (11, 1935246816), (12, 1773976248), (16, 1330482186), (17, 1252218528), (18, 1182650832), (22, 967623408), (24, 886988124), (27, 788433888), (32, 665241093), (33, 645082272), (34, 626109264), (36, 591325416), (37, 575343648), (44, 483811704), (48, 443494062), (51, 417406176), (54, 394216944), (66, 322541136), (68, 313054632), (72, 295662708), (74, 287671824), (81, 262811296), (88, 241905852), (96, 221747031), (99, 215027424), (102, 208703088), (108, 197108472), (111, 191781216), (132, 161270568), (136, 156527316), (144, 147831354), (148, 143835912), (153, 139135392), (162, 131405648), (176, 120952926), (187, 113838048), (198, 107513712), (204, 104351544), (216, 98554236), (222, 95890608), (264, 80635284), (272, 78263658), (288, 73915677), (296, 71917956), (297, 71675808), (306, 69567696), (324, 65702824), (333, 63927072), (352, 60476463), (374, 56919024), (396, 53756856), (407, 52303968), (408, 52175772), (432, 49277118), (444, 47945304), (459, 46378464), (528, 40317642), (544, 39131829), (561, 37946016), (592, 35958978), (594, 35837904), (612, 34783848), (629, 33843744), (648, 32851412), (666, 31963536), (748, 28459512), (792, 26878428), (814, 26151984), (816, 26087886), (864, 24638559), (888, 23972652), (891, 23891936), (918, 23189232), (999, 21309024), (1056, 20158821), (1122, 18973008), (1184, 17979489), (1187, 17934048), (1188, 17918952), (1221, 17434656), (1224, 17391924), (1258, 16921872), (1296, 16425706), (1332, 15981768), (1377, 15459488), (1496, 14229756), (1584, 13439214), (1628, 13075992), (1632, 13043943), (1683, 12648672), (1776, 11986326), (1782, 11945968), (1836, 11594616), (1887, 11281248), (1998, 10654512), (2244, 9486504), (2374, 8967024), (2376, 8959476), (2442, 8717328), (2448, 8695962), (2516, 8460936), (2592, 8212853), (2664, 7990884), (2754, 7729744), (2992, 7114878), (2997, 7103008), (3168, 6719607), (3256, 6537996), (3366, 6324336), (3552, 5993163), (3561, 5978016), (3564, 5972984), (3663, 5811552), (3672, 5797308), (3774, 5640624), (3996, 5327256), (4488, 4743252), (4748, 4483512), (4752, 4479738), (4884, 4358664), (4896, 4347981), (5032, 4230468), (5049, 4216224), (5328, 3995442), (5508, 3864872), (5661, 3760416), (5984, 3557439), (5994, 3551504), (6512, 3268998), (6732, 3162168), (6919, 3076704), (7122, 2989008), (7128, 2986492), (7326, 2905776), (7344, 2898654), (7548, 2820312), (7992, 2663628), (8976, 2371626), (9496, 2241756), (9504, 2239869), (9768, 2179332), (10064, 2115234), (10098, 2108112), (10656, 1997721), (10683, 1992672), (10989, 1937184), (11016, 1932436), (11322, 1880208), (11988, 1775752), (13024, 1634499), (13057, 1630368), (13464, 1581084), (13838, 1538352), (14244, 1494504), (14256, 1493246), (14652, 1452888), (14688, 1449327), (15096, 1410156), (15147, 1405408), (15984, 1331814), (16983, 1253472), (17952, 1185813), (18992, 1120878), (19536, 1089666), (20128, 1057617), (20179, 1054944), (20196, 1054056), (20757, 1025568), (21366, 996336), (21978, 968592), (22032, 966218), (22644, 940104), (23976, 887876), (26114, 815184), (26928, 790542), (27676, 769176), (28488, 747252), (28512, 746623), (29304, 726444), (30192, 705078), (30294, 702704), (31968, 665907), (32049, 664224), (32967, 645728), (33966, 626736), (37984, 560439), (39072, 544833), (39171, 543456), (40358, 527472), (40392, 527028), (41514, 512784), (42732, 498168), (43919, 484704), (43956, 484296), (44064, 483109), (45288, 470052), (47952, 443938), (50949, 417824), (52228, 407592), (53856, 395271), (55352, 384588), (56976, 373626), (58608, 363222), (60384, 352539), (60537, 351648), (60588, 351352), (62271, 341856), (64098, 332112), (65934, 322864), (67932, 313368), (78342, 271728), (80716, 263736), (80784, 263514), (83028, 256392), (85464, 249084), (87838, 242352), (87912, 242148), (90576, 235026), (95904, 221969), (96147, 221408), (101898, 208912), (104456, 203796), (110704, 192294), (113952, 186813), (117216, 181611), (117513, 181152), (121074, 175824), (121176, 175676), (124542, 170928), (128196, 166056), (131757, 161568), (131868, 161432), (135864, 156684)]