21008540784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 480

約数和(自身を含む): 71604305920

約数和(自身を除く): 50595765136

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 33, 42, 44, 48, 56, 62, 66, 77, 79, 84, 88, 93, 112, 121, 124, 132, 154, 158, 168, 176, 186, 211, 217, 231, 237, 242, 248, 264, 308, 316, 336, 341, 363, 372, 422, 434, 462, 474, 484, 496, 528, 553, 616, 632, 633, 651, 682, 726, 744, 844, 847, 868, 869, 924, 948, 968, 1023, 1106, 1232, 1264, 1266, 1302, 1364, 1452, 1477, 1488, 1659, 1688, 1694, 1736, 1738, 1848, 1896, 1936, 2046, 2212, 2321, 2387, 2449, 2532, 2541, 2604, 2607, 2728, 2904, 2954, 3318, 3376, 3388, 3472, 3476, 3696, 3751, 3792, 4092, 4424, 4431, 4642, 4774, 4898, 5064, 5082, 5208, 5214, 5456, 5808, 5908, 6083, 6541, 6636, 6776, 6952, 6963, 7161, 7347, 7502, 8184, 8848, 8862, 9284, 9548, 9559, 9796, 10128, 10164, 10416, 10428, 11253, 11816, 12166, 13082, 13272, 13552, 13904, 13926, 14322, 14694, 15004, 16247, 16368, 16669, 17143, 17724, 18249, 18568, 19096, 19118, 19592, 19623, 20328, 20856, 22506, 23632, 24332, 25531, 26164, 26257, 26544, 26939, 27852, 28644, 28677, 29388, 30008, 32494, 33338, 34286, 35448, 36498, 37136, 38192, 38236, 39184, 39246, 40656, 41712, 45012, 45787, 48664, 48741, 50007, 51062, 51429, 52328, 52514, 53878, 55704, 57288, 57354, 58776, 60016, 64988, 66676, 66913, 68572, 70896, 71951, 72996, 76472, 76593, 78492, 78771, 80817, 90024, 91574, 97328, 97482, 100014, 102124, 102858, 104656, 105028, 107756, 111408, 114576, 114708, 116683, 117552, 129976, 133352, 133826, 137144, 137361, 143902, 145992, 152944, 153186, 156984, 157542, 161634, 178717, 180048, 183148, 183359, 188573, 194964, 200028, 200739, 204248, 205716, 210056, 215512, 215853, 229416, 233366, 259952, 266704, 267652, 274288, 274722, 287804, 291984, 296329, 306372, 313968, 315084, 323268, 350049, 357434, 366296, 366718, 377146, 389928, 400056, 401478, 408496, 411432, 420112, 431024, 431706, 458832, 466732, 503657, 516739, 535304, 536151, 549444, 550077, 565719, 575608, 592658, 612744, 630168, 646536, 700098, 714868, 732592, 733436, 754292, 779856, 791461, 800112, 802956, 822864, 863412, 888987, 933464, 1007314, 1033478, 1070608, 1072302, 1098888, 1100154, 1131438, 1151216, 1185316, 1225488, 1260336, 1283513, 1293072, 1400196, 1429736, 1466872, 1508584, 1510971, 1550217, 1582922, 1605912, 1726824, 1777974, 1866928, 2014628, 2016949, 2066956, 2074303, 2144604, 2197776, 2200308, 2262876, 2370632, 2374383, 2567026, 2800392, 2859472, 2933744, 3017168, 3021942, 3100434, 3165844, 3211824, 3453648, 3555948, 3617173, 3850539, 4029256, 4033898, 4133912, 4148606, 4289208, 4400616, 4525752, 4741264, 4748766, 5134052, 5540227, 5600784, 5684129, 6043884, 6050847, 6200868, 6222909, 6331688, 7111896, 7234346, 7701078, 8058512, 8067796, 8267824, 8297212, 8578416, 8801232, 9051504, 9497532, 10268104, 10851519, 11080454, 11368258, 12087768, 12101694, 12401736, 12445818, 12663376, 14118643, 14223792, 14468692, 15402156, 16135592, 16594424, 16620681, 17052387, 18995064, 20536208, 21703038, 22160908, 22736516, 24175536, 24203388, 24803472, 24891636, 28237286, 28937384, 30804312, 32271184, 33188848, 33241362, 34104774, 37990128, 39788903, 42355929, 43406076, 44321816, 45473032, 48406776, 49783272, 56474572, 57874768, 61608624, 62525419, 66482724, 68209548, 79577806, 84711858, 86812152, 88643632, 90946064, 96813552, 99566544, 112949144, 119366709, 125050838, 132965448, 136419096, 159155612, 169423716, 173624304, 187576257, 225898288, 238733418, 250101676, 265930896, 272838192, 318311224, 338847432, 375152514, 437677933, 477466836, 500203352, 636622448, 677694864, 750305028, 875355866, 954933672, 1000406704, 1313033799, 1500610056, 1750711732, 1909867344, 2626067598, 3001220112, 3501423464, 5252135196, 7002846928, 10504270392, 21008540784]

約数ペア:

[(1, 21008540784), (2, 10504270392), (3, 7002846928), (4, 5252135196), (6, 3501423464), (7, 3001220112), (8, 2626067598), (11, 1909867344), (12, 1750711732), (14, 1500610056), (16, 1313033799), (21, 1000406704), (22, 954933672), (24, 875355866), (28, 750305028), (31, 677694864), (33, 636622448), (42, 500203352), (44, 477466836), (48, 437677933), (56, 375152514), (62, 338847432), (66, 318311224), (77, 272838192), (79, 265930896), (84, 250101676), (88, 238733418), (93, 225898288), (112, 187576257), (121, 173624304), (124, 169423716), (132, 159155612), (154, 136419096), (158, 132965448), (168, 125050838), (176, 119366709), (186, 112949144), (211, 99566544), (217, 96813552), (231, 90946064), (237, 88643632), (242, 86812152), (248, 84711858), (264, 79577806), (308, 68209548), (316, 66482724), (336, 62525419), (341, 61608624), (363, 57874768), (372, 56474572), (422, 49783272), (434, 48406776), (462, 45473032), (474, 44321816), (484, 43406076), (496, 42355929), (528, 39788903), (553, 37990128), (616, 34104774), (632, 33241362), (633, 33188848), (651, 32271184), (682, 30804312), (726, 28937384), (744, 28237286), (844, 24891636), (847, 24803472), (868, 24203388), (869, 24175536), (924, 22736516), (948, 22160908), (968, 21703038), (1023, 20536208), (1106, 18995064), (1232, 17052387), (1264, 16620681), (1266, 16594424), (1302, 16135592), (1364, 15402156), (1452, 14468692), (1477, 14223792), (1488, 14118643), (1659, 12663376), (1688, 12445818), (1694, 12401736), (1736, 12101694), (1738, 12087768), (1848, 11368258), (1896, 11080454), (1936, 10851519), (2046, 10268104), (2212, 9497532), (2321, 9051504), (2387, 8801232), (2449, 8578416), (2532, 8297212), (2541, 8267824), (2604, 8067796), (2607, 8058512), (2728, 7701078), (2904, 7234346), (2954, 7111896), (3318, 6331688), (3376, 6222909), (3388, 6200868), (3472, 6050847), (3476, 6043884), (3696, 5684129), (3751, 5600784), (3792, 5540227), (4092, 5134052), (4424, 4748766), (4431, 4741264), (4642, 4525752), (4774, 4400616), (4898, 4289208), (5064, 4148606), (5082, 4133912), (5208, 4033898), (5214, 4029256), (5456, 3850539), (5808, 3617173), (5908, 3555948), (6083, 3453648), (6541, 3211824), (6636, 3165844), (6776, 3100434), (6952, 3021942), (6963, 3017168), (7161, 2933744), (7347, 2859472), (7502, 2800392), (8184, 2567026), (8848, 2374383), (8862, 2370632), (9284, 2262876), (9548, 2200308), (9559, 2197776), (9796, 2144604), (10128, 2074303), (10164, 2066956), (10416, 2016949), (10428, 2014628), (11253, 1866928), (11816, 1777974), (12166, 1726824), (13082, 1605912), (13272, 1582922), (13552, 1550217), (13904, 1510971), (13926, 1508584), (14322, 1466872), (14694, 1429736), (15004, 1400196), (16247, 1293072), (16368, 1283513), (16669, 1260336), (17143, 1225488), (17724, 1185316), (18249, 1151216), (18568, 1131438), (19096, 1100154), (19118, 1098888), (19592, 1072302), (19623, 1070608), (20328, 1033478), (20856, 1007314), (22506, 933464), (23632, 888987), (24332, 863412), (25531, 822864), (26164, 802956), (26257, 800112), (26544, 791461), (26939, 779856), (27852, 754292), (28644, 733436), (28677, 732592), (29388, 714868), (30008, 700098), (32494, 646536), (33338, 630168), (34286, 612744), (35448, 592658), (36498, 575608), (37136, 565719), (38192, 550077), (38236, 549444), (39184, 536151), (39246, 535304), (40656, 516739), (41712, 503657), (45012, 466732), (45787, 458832), (48664, 431706), (48741, 431024), (50007, 420112), (51062, 411432), (51429, 408496), (52328, 401478), (52514, 400056), (53878, 389928), (55704, 377146), (57288, 366718), (57354, 366296), (58776, 357434), (60016, 350049), (64988, 323268), (66676, 315084), (66913, 313968), (68572, 306372), (70896, 296329), (71951, 291984), (72996, 287804), (76472, 274722), (76593, 274288), (78492, 267652), (78771, 266704), (80817, 259952), (90024, 233366), (91574, 229416), (97328, 215853), (97482, 215512), (100014, 210056), (102124, 205716), (102858, 204248), (104656, 200739), (105028, 200028), (107756, 194964), (111408, 188573), (114576, 183359), (114708, 183148), (116683, 180048), (117552, 178717), (129976, 161634), (133352, 157542), (133826, 156984), (137144, 153186), (137361, 152944), (143902, 145992)]