21208512

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 112

約数和(自身を含む): 62727840

約数和(自身を除く): 41519328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 64, 78, 87, 96, 104, 116, 156, 174, 192, 208, 232, 293, 312, 348, 377, 416, 464, 586, 624, 696, 754, 832, 879, 928, 1131, 1172, 1248, 1392, 1508, 1758, 1856, 2262, 2344, 2496, 2784, 3016, 3516, 3809, 4524, 4688, 5568, 6032, 7032, 7618, 8497, 9048, 9376, 11427, 12064, 14064, 15236, 16994, 18096, 18752, 22854, 24128, 25491, 28128, 30472, 33988, 36192, 45708, 50982, 56256, 60944, 67976, 72384, 91416, 101964, 110461, 121888, 135952, 182832, 203928, 220922, 243776, 271904, 331383, 365664, 407856, 441844, 543808, 662766, 731328, 815712, 883688, 1325532, 1631424, 1767376, 2651064, 3534752, 5302128, 7069504, 10604256, 21208512]

約数ペア:

[(1, 21208512), (2, 10604256), (3, 7069504), (4, 5302128), (6, 3534752), (8, 2651064), (12, 1767376), (13, 1631424), (16, 1325532), (24, 883688), (26, 815712), (29, 731328), (32, 662766), (39, 543808), (48, 441844), (52, 407856), (58, 365664), (64, 331383), (78, 271904), (87, 243776), (96, 220922), (104, 203928), (116, 182832), (156, 135952), (174, 121888), (192, 110461), (208, 101964), (232, 91416), (293, 72384), (312, 67976), (348, 60944), (377, 56256), (416, 50982), (464, 45708), (586, 36192), (624, 33988), (696, 30472), (754, 28128), (832, 25491), (879, 24128), (928, 22854), (1131, 18752), (1172, 18096), (1248, 16994), (1392, 15236), (1508, 14064), (1758, 12064), (1856, 11427), (2262, 9376), (2344, 9048), (2496, 8497), (2784, 7618), (3016, 7032), (3516, 6032), (3809, 5568), (4524, 4688)]