21000943872

素因数分解:

$2^8\times 3^4\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:375

約数の個数: 360

約数和(自身を含む): 64787511096

約数和(自身を除く): 43786567224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 64, 72, 81, 96, 97, 106, 108, 128, 144, 159, 162, 192, 194, 197, 212, 216, 256, 288, 291, 318, 324, 384, 388, 394, 424, 432, 477, 576, 582, 591, 636, 648, 768, 776, 788, 848, 864, 873, 954, 1152, 1164, 1182, 1272, 1296, 1431, 1552, 1576, 1696, 1728, 1746, 1773, 1908, 2304, 2328, 2364, 2544, 2592, 2619, 2862, 3104, 3152, 3392, 3456, 3492, 3546, 3816, 4293, 4656, 4728, 5088, 5141, 5184, 5238, 5319, 5724, 6208, 6304, 6784, 6912, 6984, 7092, 7632, 7857, 8586, 9312, 9456, 10176, 10282, 10368, 10441, 10476, 10638, 11448, 12416, 12608, 13568, 13968, 14184, 15264, 15423, 15714, 15957, 17172, 18624, 18912, 19109, 20352, 20564, 20736, 20882, 20952, 21276, 22896, 24832, 25216, 27936, 28368, 30528, 30846, 31323, 31428, 31914, 34344, 37248, 37824, 38218, 40704, 41128, 41764, 41904, 42552, 45792, 46269, 50432, 55872, 56736, 57327, 61056, 61692, 62646, 62856, 63828, 68688, 74496, 75648, 76436, 82256, 83528, 83808, 85104, 91584, 92538, 93969, 111744, 113472, 114654, 122112, 123384, 125292, 125712, 127656, 137376, 138807, 151296, 152872, 164512, 167056, 167616, 170208, 171981, 183168, 185076, 187938, 223488, 226944, 229308, 246768, 250584, 251424, 255312, 274752, 277614, 281907, 305744, 329024, 334112, 335232, 340416, 343962, 366336, 370152, 375876, 416421, 453888, 458616, 493536, 501168, 502848, 510624, 515943, 549504, 555228, 563814, 611488, 658048, 668224, 670464, 680832, 687924, 740304, 751752, 832842, 845721, 917232, 987072, 1002336, 1005696, 1012777, 1021248, 1031886, 1099008, 1110456, 1127628, 1222976, 1316096, 1336448, 1361664, 1375848, 1480608, 1503504, 1547829, 1665684, 1691442, 1834464, 1974144, 2004672, 2011392, 2025554, 2042496, 2063772, 2220912, 2255256, 2445952, 2672896, 2751696, 2961216, 3007008, 3038331, 3095658, 3331368, 3382884, 3668928, 3948288, 4009344, 4051108, 4084992, 4127544, 4441824, 4510512, 4891904, 5503392, 5922432, 6014016, 6076662, 6191316, 6662736, 6765768, 7337856, 8018688, 8102216, 8255088, 8883648, 9021024, 9114993, 11006784, 11844864, 12028032, 12153324, 12382632, 13325472, 13531536, 14675712, 16204432, 16510176, 17767296, 18042048, 18229986, 22013568, 24056064, 24306648, 24765264, 26650944, 27063072, 27344979, 32408864, 33020352, 35534592, 36084096, 36459972, 44027136, 48613296, 49530528, 53301888, 54126144, 54689958, 64817728, 66040704, 72168192, 72919944, 82034937, 97226592, 99061056, 106603776, 108252288, 109379916, 129635456, 132081408, 145839888, 164069874, 194453184, 198122112, 216504576, 218759832, 259270912, 291679776, 328139748, 388906368, 396244224, 437519664, 583359552, 656279496, 777812736, 875039328, 1166719104, 1312558992, 1750078656, 2333438208, 2625117984, 3500157312, 5250235968, 7000314624, 10500471936, 21000943872]

約数ペア:

[(1, 21000943872), (2, 10500471936), (3, 7000314624), (4, 5250235968), (6, 3500157312), (8, 2625117984), (9, 2333438208), (12, 1750078656), (16, 1312558992), (18, 1166719104), (24, 875039328), (27, 777812736), (32, 656279496), (36, 583359552), (48, 437519664), (53, 396244224), (54, 388906368), (64, 328139748), (72, 291679776), (81, 259270912), (96, 218759832), (97, 216504576), (106, 198122112), (108, 194453184), (128, 164069874), (144, 145839888), (159, 132081408), (162, 129635456), (192, 109379916), (194, 108252288), (197, 106603776), (212, 99061056), (216, 97226592), (256, 82034937), (288, 72919944), (291, 72168192), (318, 66040704), (324, 64817728), (384, 54689958), (388, 54126144), (394, 53301888), (424, 49530528), (432, 48613296), (477, 44027136), (576, 36459972), (582, 36084096), (591, 35534592), (636, 33020352), (648, 32408864), (768, 27344979), (776, 27063072), (788, 26650944), (848, 24765264), (864, 24306648), (873, 24056064), (954, 22013568), (1152, 18229986), (1164, 18042048), (1182, 17767296), (1272, 16510176), (1296, 16204432), (1431, 14675712), (1552, 13531536), (1576, 13325472), (1696, 12382632), (1728, 12153324), (1746, 12028032), (1773, 11844864), (1908, 11006784), (2304, 9114993), (2328, 9021024), (2364, 8883648), (2544, 8255088), (2592, 8102216), (2619, 8018688), (2862, 7337856), (3104, 6765768), (3152, 6662736), (3392, 6191316), (3456, 6076662), (3492, 6014016), (3546, 5922432), (3816, 5503392), (4293, 4891904), (4656, 4510512), (4728, 4441824), (5088, 4127544), (5141, 4084992), (5184, 4051108), (5238, 4009344), (5319, 3948288), (5724, 3668928), (6208, 3382884), (6304, 3331368), (6784, 3095658), (6912, 3038331), (6984, 3007008), (7092, 2961216), (7632, 2751696), (7857, 2672896), (8586, 2445952), (9312, 2255256), (9456, 2220912), (10176, 2063772), (10282, 2042496), (10368, 2025554), (10441, 2011392), (10476, 2004672), (10638, 1974144), (11448, 1834464), (12416, 1691442), (12608, 1665684), (13568, 1547829), (13968, 1503504), (14184, 1480608), (15264, 1375848), (15423, 1361664), (15714, 1336448), (15957, 1316096), (17172, 1222976), (18624, 1127628), (18912, 1110456), (19109, 1099008), (20352, 1031886), (20564, 1021248), (20736, 1012777), (20882, 1005696), (20952, 1002336), (21276, 987072), (22896, 917232), (24832, 845721), (25216, 832842), (27936, 751752), (28368, 740304), (30528, 687924), (30846, 680832), (31323, 670464), (31428, 668224), (31914, 658048), (34344, 611488), (37248, 563814), (37824, 555228), (38218, 549504), (40704, 515943), (41128, 510624), (41764, 502848), (41904, 501168), (42552, 493536), (45792, 458616), (46269, 453888), (50432, 416421), (55872, 375876), (56736, 370152), (57327, 366336), (61056, 343962), (61692, 340416), (62646, 335232), (62856, 334112), (63828, 329024), (68688, 305744), (74496, 281907), (75648, 277614), (76436, 274752), (82256, 255312), (83528, 251424), (83808, 250584), (85104, 246768), (91584, 229308), (92538, 226944), (93969, 223488), (111744, 187938), (113472, 185076), (114654, 183168), (122112, 171981), (123384, 170208), (125292, 167616), (125712, 167056), (127656, 164512), (137376, 152872), (138807, 151296)]