21043906240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1303

約数の個数: 224

約数和(自身を含む): 58580121600

約数和(自身を除く): 37536215360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 109, 112, 140, 158, 160, 218, 224, 280, 316, 320, 395, 436, 448, 545, 553, 560, 632, 763, 790, 872, 1090, 1091, 1106, 1120, 1264, 1526, 1580, 1744, 2180, 2182, 2212, 2240, 2528, 2765, 3052, 3160, 3488, 3815, 4360, 4364, 4424, 5056, 5455, 5530, 6104, 6320, 6976, 7630, 7637, 8611, 8720, 8728, 8848, 10910, 11060, 12208, 12640, 15260, 15274, 17222, 17440, 17456, 17696, 21820, 22120, 24416, 25280, 30520, 30548, 34444, 34880, 34912, 35392, 38185, 43055, 43640, 44240, 48832, 60277, 61040, 61096, 68888, 69824, 76370, 86110, 86189, 87280, 88480, 118919, 120554, 122080, 122192, 137776, 152740, 172220, 172378, 174560, 176960, 237838, 241108, 244160, 244384, 275552, 301385, 305480, 344440, 344756, 349120, 430945, 475676, 482216, 488768, 551104, 594595, 602770, 603323, 610960, 688880, 689512, 832433, 861890, 951352, 964432, 1189190, 1205540, 1206646, 1221920, 1377760, 1379024, 1664866, 1723780, 1902704, 1928864, 2378380, 2411080, 2413292, 2443840, 2755520, 2758048, 3016615, 3329732, 3447560, 3805408, 3857728, 4162165, 4756760, 4822160, 4826584, 5516096, 6033230, 6659464, 6895120, 7610816, 8324330, 9394601, 9513520, 9644320, 9653168, 12066460, 13318928, 13790240, 16648660, 18789202, 19027040, 19288640, 19306336, 24132920, 26637856, 27580480, 33297320, 37578404, 38054080, 38612672, 46973005, 48265840, 53275712, 65762207, 66594640, 75156808, 93946010, 96531680, 131524414, 133189280, 150313616, 187892020, 193063360, 263048828, 266378560, 300627232, 328811035, 375784040, 526097656, 601254464, 657622070, 751568080, 1052195312, 1315244140, 1503136160, 2104390624, 2630488280, 3006272320, 4208781248, 5260976560, 10521953120, 21043906240]

約数ペア:

[(1, 21043906240), (2, 10521953120), (4, 5260976560), (5, 4208781248), (7, 3006272320), (8, 2630488280), (10, 2104390624), (14, 1503136160), (16, 1315244140), (20, 1052195312), (28, 751568080), (32, 657622070), (35, 601254464), (40, 526097656), (56, 375784040), (64, 328811035), (70, 300627232), (79, 266378560), (80, 263048828), (109, 193063360), (112, 187892020), (140, 150313616), (158, 133189280), (160, 131524414), (218, 96531680), (224, 93946010), (280, 75156808), (316, 66594640), (320, 65762207), (395, 53275712), (436, 48265840), (448, 46973005), (545, 38612672), (553, 38054080), (560, 37578404), (632, 33297320), (763, 27580480), (790, 26637856), (872, 24132920), (1090, 19306336), (1091, 19288640), (1106, 19027040), (1120, 18789202), (1264, 16648660), (1526, 13790240), (1580, 13318928), (1744, 12066460), (2180, 9653168), (2182, 9644320), (2212, 9513520), (2240, 9394601), (2528, 8324330), (2765, 7610816), (3052, 6895120), (3160, 6659464), (3488, 6033230), (3815, 5516096), (4360, 4826584), (4364, 4822160), (4424, 4756760), (5056, 4162165), (5455, 3857728), (5530, 3805408), (6104, 3447560), (6320, 3329732), (6976, 3016615), (7630, 2758048), (7637, 2755520), (8611, 2443840), (8720, 2413292), (8728, 2411080), (8848, 2378380), (10910, 1928864), (11060, 1902704), (12208, 1723780), (12640, 1664866), (15260, 1379024), (15274, 1377760), (17222, 1221920), (17440, 1206646), (17456, 1205540), (17696, 1189190), (21820, 964432), (22120, 951352), (24416, 861890), (25280, 832433), (30520, 689512), (30548, 688880), (34444, 610960), (34880, 603323), (34912, 602770), (35392, 594595), (38185, 551104), (43055, 488768), (43640, 482216), (44240, 475676), (48832, 430945), (60277, 349120), (61040, 344756), (61096, 344440), (68888, 305480), (69824, 301385), (76370, 275552), (86110, 244384), (86189, 244160), (87280, 241108), (88480, 237838), (118919, 176960), (120554, 174560), (122080, 172378), (122192, 172220), (137776, 152740)]