21490790832

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{307}}^1\times {\mathrm{3307}}^1$

素因数の和:3645

約数の個数: 240

約数和(自身を含む): 72013307520

約数和(自身を除く): 50522516688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 307, 336, 378, 392, 432, 441, 504, 588, 614, 756, 784, 882, 921, 1008, 1176, 1228, 1323, 1512, 1764, 1842, 2149, 2352, 2456, 2646, 2763, 3024, 3307, 3528, 3684, 4298, 4912, 5292, 5526, 6447, 6614, 7056, 7368, 8289, 8596, 9921, 10584, 11052, 12894, 13228, 14736, 15043, 16578, 17192, 19341, 19842, 21168, 22104, 23149, 25788, 26456, 29763, 30086, 33156, 34384, 38682, 39684, 44208, 45129, 46298, 51576, 52912, 58023, 59526, 60172, 66312, 69447, 77364, 79368, 89289, 90258, 92596, 103152, 116046, 119052, 120344, 132624, 135387, 138894, 154728, 158736, 162043, 178578, 180516, 185192, 208341, 232092, 238104, 240688, 270774, 277788, 309456, 324086, 357156, 361032, 370384, 406161, 416682, 464184, 476208, 486129, 541548, 555576, 625023, 648172, 714312, 722064, 812322, 833364, 928368, 972258, 1015249, 1083096, 1111152, 1250046, 1296344, 1428624, 1458387, 1624644, 1666728, 1944516, 2030498, 2166192, 2500092, 2592688, 2916774, 3045747, 3249288, 3333456, 3889032, 4060996, 4375161, 5000184, 5833548, 6091494, 6498576, 7106743, 7778064, 8121992, 8750322, 9137241, 10000368, 11667096, 12182988, 14213486, 16243984, 17500644, 18274482, 21320229, 23334192, 24365976, 27411723, 28426972, 35001288, 36548964, 42640458, 48731952, 49747201, 54823446, 56853944, 63960687, 70002576, 73097928, 85280916, 99494402, 109646892, 113707888, 127921374, 146195856, 149241603, 170561832, 191882061, 198988804, 219293784, 255842748, 298483206, 341123664, 383764122, 397977608, 438587568, 447724809, 511685496, 596966412, 767528244, 795955216, 895449618, 1023370992, 1193932824, 1343174427, 1535056488, 1790899236, 2387865648, 2686348854, 3070112976, 3581798472, 5372697708, 7163596944, 10745395416, 21490790832]

約数ペア:

[(1, 21490790832), (2, 10745395416), (3, 7163596944), (4, 5372697708), (6, 3581798472), (7, 3070112976), (8, 2686348854), (9, 2387865648), (12, 1790899236), (14, 1535056488), (16, 1343174427), (18, 1193932824), (21, 1023370992), (24, 895449618), (27, 795955216), (28, 767528244), (36, 596966412), (42, 511685496), (48, 447724809), (49, 438587568), (54, 397977608), (56, 383764122), (63, 341123664), (72, 298483206), (84, 255842748), (98, 219293784), (108, 198988804), (112, 191882061), (126, 170561832), (144, 149241603), (147, 146195856), (168, 127921374), (189, 113707888), (196, 109646892), (216, 99494402), (252, 85280916), (294, 73097928), (307, 70002576), (336, 63960687), (378, 56853944), (392, 54823446), (432, 49747201), (441, 48731952), (504, 42640458), (588, 36548964), (614, 35001288), (756, 28426972), (784, 27411723), (882, 24365976), (921, 23334192), (1008, 21320229), (1176, 18274482), (1228, 17500644), (1323, 16243984), (1512, 14213486), (1764, 12182988), (1842, 11667096), (2149, 10000368), (2352, 9137241), (2456, 8750322), (2646, 8121992), (2763, 7778064), (3024, 7106743), (3307, 6498576), (3528, 6091494), (3684, 5833548), (4298, 5000184), (4912, 4375161), (5292, 4060996), (5526, 3889032), (6447, 3333456), (6614, 3249288), (7056, 3045747), (7368, 2916774), (8289, 2592688), (8596, 2500092), (9921, 2166192), (10584, 2030498), (11052, 1944516), (12894, 1666728), (13228, 1624644), (14736, 1458387), (15043, 1428624), (16578, 1296344), (17192, 1250046), (19341, 1111152), (19842, 1083096), (21168, 1015249), (22104, 972258), (23149, 928368), (25788, 833364), (26456, 812322), (29763, 722064), (30086, 714312), (33156, 648172), (34384, 625023), (38682, 555576), (39684, 541548), (44208, 486129), (45129, 476208), (46298, 464184), (51576, 416682), (52912, 406161), (58023, 370384), (59526, 361032), (60172, 357156), (66312, 324086), (69447, 309456), (77364, 277788), (79368, 270774), (89289, 240688), (90258, 238104), (92596, 232092), (103152, 208341), (116046, 185192), (119052, 180516), (120344, 178578), (132624, 162043), (135387, 158736), (138894, 154728)]