21281330983660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{71329}}^1$

素因数の和:71529

約数の個数: 288

約数和(自身を含む): 52480564738560

約数和(自身を除く): 31199233754900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 41, 44, 55, 62, 82, 97, 110, 121, 124, 155, 164, 194, 205, 220, 242, 310, 341, 388, 410, 451, 484, 485, 605, 620, 682, 820, 902, 970, 1067, 1210, 1271, 1364, 1705, 1804, 1940, 2134, 2255, 2420, 2542, 3007, 3410, 3751, 3977, 4268, 4510, 4961, 5084, 5335, 6014, 6355, 6820, 7502, 7954, 9020, 9922, 10670, 11737, 12028, 12710, 13981, 15004, 15035, 15908, 18755, 19844, 19885, 21340, 23474, 24805, 25420, 27962, 30070, 33077, 37510, 39770, 43747, 46948, 49610, 55924, 58685, 60140, 66154, 69905, 71329, 75020, 79540, 87494, 99220, 117370, 123287, 132308, 139810, 142658, 153791, 165385, 174988, 218735, 234740, 246574, 279620, 285316, 307582, 330770, 356645, 363847, 437470, 481217, 493148, 615164, 616435, 661540, 713290, 727694, 768955, 784619, 874940, 962434, 1232870, 1356157, 1426580, 1455388, 1537910, 1569238, 1819235, 1924868, 2211199, 2406085, 2465740, 2712314, 2924489, 3075820, 3138476, 3638470, 3923095, 4422398, 4812170, 5424628, 5848978, 6780785, 6918913, 7276940, 7846190, 8630809, 8844796, 9624340, 11055995, 11697956, 13561570, 13837826, 14622445, 14917727, 15692380, 17261618, 22111990, 24323189, 27123140, 27675652, 29244890, 29835454, 32169379, 34523236, 34594565, 43154045, 44223980, 48646378, 58489780, 59670908, 64338758, 69189130, 74588635, 76108043, 86308090, 90659159, 97292756, 121615945, 128677516, 138378260, 149177270, 152216086, 160846895, 172616180, 181318318, 214486303, 243231890, 267555079, 283675433, 298354540, 304432172, 321693790, 353863169, 362636636, 380540215, 428972606, 453295795, 486463780, 535110158, 567350866, 643387580, 707726338, 761080430, 837188473, 857945212, 906591590, 997250749, 1070220316, 1072431515, 1134701732, 1337775395, 1415452676, 1418377165, 1522160860, 1674376946, 1769315845, 1813183180, 1994501498, 2144863030, 2359349333, 2675550790, 2836754330, 3120429763, 3348753892, 3538631690, 3989002996, 4185942365, 4289726060, 4718698666, 4986253745, 5351101580, 5673508660, 6240859526, 7077263380, 8371884730, 8793938423, 9437397332, 9972507490, 10969758239, 11796746665, 12481719052, 15602148815, 16743769460, 17587876846, 19945014980, 21939516478, 23593493330, 25952842663, 31204297630, 34324727393, 35175753692, 43879032956, 43969692115, 47186986660, 51905685326, 54848791195, 62408595260, 68649454786, 87939384230, 96733322653, 103811370652, 109697582390, 129764213315, 137298909572, 171623636965, 175878768460, 193466645306, 219395164780, 259528426630, 343247273930, 386933290612, 483666613265, 519056853260, 686494547860, 967333226530, 1064066549183, 1934666453060, 2128133098366, 4256266196732, 5320332745915, 10640665491830, 21281330983660]

約数ペア:

[(1, 21281330983660), (2, 10640665491830), (4, 5320332745915), (5, 4256266196732), (10, 2128133098366), (11, 1934666453060), (20, 1064066549183), (22, 967333226530), (31, 686494547860), (41, 519056853260), (44, 483666613265), (55, 386933290612), (62, 343247273930), (82, 259528426630), (97, 219395164780), (110, 193466645306), (121, 175878768460), (124, 171623636965), (155, 137298909572), (164, 129764213315), (194, 109697582390), (205, 103811370652), (220, 96733322653), (242, 87939384230), (310, 68649454786), (341, 62408595260), (388, 54848791195), (410, 51905685326), (451, 47186986660), (484, 43969692115), (485, 43879032956), (605, 35175753692), (620, 34324727393), (682, 31204297630), (820, 25952842663), (902, 23593493330), (970, 21939516478), (1067, 19945014980), (1210, 17587876846), (1271, 16743769460), (1364, 15602148815), (1705, 12481719052), (1804, 11796746665), (1940, 10969758239), (2134, 9972507490), (2255, 9437397332), (2420, 8793938423), (2542, 8371884730), (3007, 7077263380), (3410, 6240859526), (3751, 5673508660), (3977, 5351101580), (4268, 4986253745), (4510, 4718698666), (4961, 4289726060), (5084, 4185942365), (5335, 3989002996), (6014, 3538631690), (6355, 3348753892), (6820, 3120429763), (7502, 2836754330), (7954, 2675550790), (9020, 2359349333), (9922, 2144863030), (10670, 1994501498), (11737, 1813183180), (12028, 1769315845), (12710, 1674376946), (13981, 1522160860), (15004, 1418377165), (15035, 1415452676), (15908, 1337775395), (18755, 1134701732), (19844, 1072431515), (19885, 1070220316), (21340, 997250749), (23474, 906591590), (24805, 857945212), (25420, 837188473), (27962, 761080430), (30070, 707726338), (33077, 643387580), (37510, 567350866), (39770, 535110158), (43747, 486463780), (46948, 453295795), (49610, 428972606), (55924, 380540215), (58685, 362636636), (60140, 353863169), (66154, 321693790), (69905, 304432172), (71329, 298354540), (75020, 283675433), (79540, 267555079), (87494, 243231890), (99220, 214486303), (117370, 181318318), (123287, 172616180), (132308, 160846895), (139810, 152216086), (142658, 149177270), (153791, 138378260), (165385, 128677516), (174988, 121615945), (218735, 97292756), (234740, 90659159), (246574, 86308090), (279620, 76108043), (285316, 74588635), (307582, 69189130), (330770, 64338758), (356645, 59670908), (363847, 58489780), (437470, 48646378), (481217, 44223980), (493148, 43154045), (615164, 34594565), (616435, 34523236), (661540, 32169379), (713290, 29835454), (727694, 29244890), (768955, 27675652), (784619, 27123140), (874940, 24323189), (962434, 22111990), (1232870, 17261618), (1356157, 15692380), (1426580, 14917727), (1455388, 14622445), (1537910, 13837826), (1569238, 13561570), (1819235, 11697956), (1924868, 11055995), (2211199, 9624340), (2406085, 8844796), (2465740, 8630809), (2712314, 7846190), (2924489, 7276940), (3075820, 6918913), (3138476, 6780785), (3638470, 5848978), (3923095, 5424628), (4422398, 4812170)]