21609263928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1\times {\mathrm{7687}}^1$

素因数の和:8309

約数の個数: 128

約数和(自身を含む): 63988761600

約数和(自身を除く): 42379497672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 577, 609, 696, 812, 1154, 1218, 1624, 1731, 2308, 2436, 3462, 4039, 4616, 4872, 6924, 7687, 8078, 12117, 13848, 15374, 16156, 16733, 23061, 24234, 30748, 32312, 33466, 46122, 48468, 50199, 53809, 61496, 66932, 92244, 96936, 100398, 107618, 117131, 133864, 161427, 184488, 200796, 215236, 222923, 234262, 322854, 351393, 401592, 430472, 445846, 468524, 645708, 668769, 702786, 891692, 937048, 1291416, 1337538, 1405572, 1560461, 1783384, 2675076, 2811144, 3120922, 4435399, 4681383, 5350152, 6241844, 8870798, 9362766, 12483688, 13306197, 17741596, 18725532, 26612394, 31047793, 35483192, 37451064, 53224788, 62095586, 93143379, 106449576, 124191172, 128626571, 186286758, 248382344, 257253142, 372573516, 385879713, 514506284, 745147032, 771759426, 900385997, 1029012568, 1543518852, 1800771994, 2701157991, 3087037704, 3601543988, 5402315982, 7203087976, 10804631964, 21609263928]

約数ペア:

[(1, 21609263928), (2, 10804631964), (3, 7203087976), (4, 5402315982), (6, 3601543988), (7, 3087037704), (8, 2701157991), (12, 1800771994), (14, 1543518852), (21, 1029012568), (24, 900385997), (28, 771759426), (29, 745147032), (42, 514506284), (56, 385879713), (58, 372573516), (84, 257253142), (87, 248382344), (116, 186286758), (168, 128626571), (174, 124191172), (203, 106449576), (232, 93143379), (348, 62095586), (406, 53224788), (577, 37451064), (609, 35483192), (696, 31047793), (812, 26612394), (1154, 18725532), (1218, 17741596), (1624, 13306197), (1731, 12483688), (2308, 9362766), (2436, 8870798), (3462, 6241844), (4039, 5350152), (4616, 4681383), (4872, 4435399), (6924, 3120922), (7687, 2811144), (8078, 2675076), (12117, 1783384), (13848, 1560461), (15374, 1405572), (16156, 1337538), (16733, 1291416), (23061, 937048), (24234, 891692), (30748, 702786), (32312, 668769), (33466, 645708), (46122, 468524), (48468, 445846), (50199, 430472), (53809, 401592), (61496, 351393), (66932, 322854), (92244, 234262), (96936, 222923), (100398, 215236), (107618, 200796), (117131, 184488), (133864, 161427)]