21711312

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 180

約数和(自身を含む): 75252996

約数和(自身を除く): 53541684

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 49, 51, 56, 63, 68, 72, 84, 98, 102, 112, 119, 126, 136, 144, 147, 153, 168, 181, 196, 204, 238, 252, 272, 294, 306, 336, 357, 362, 392, 408, 441, 476, 504, 543, 588, 612, 714, 724, 784, 816, 833, 882, 952, 1008, 1071, 1086, 1176, 1224, 1267, 1428, 1448, 1629, 1666, 1764, 1904, 2142, 2172, 2352, 2448, 2499, 2534, 2856, 2896, 3077, 3258, 3332, 3528, 3801, 4284, 4344, 4998, 5068, 5712, 6154, 6516, 6664, 7056, 7497, 7602, 8568, 8688, 8869, 9231, 9996, 10136, 11403, 12308, 13032, 13328, 14994, 15204, 17136, 17738, 18462, 19992, 20272, 21539, 22806, 24616, 26064, 26607, 27693, 29988, 30408, 35476, 36924, 39984, 43078, 45612, 49232, 53214, 55386, 59976, 60816, 64617, 70952, 73848, 79821, 86156, 91224, 106428, 110772, 119952, 129234, 141904, 147696, 150773, 159642, 172312, 182448, 193851, 212856, 221544, 258468, 301546, 319284, 344624, 387702, 425712, 443088, 452319, 516936, 603092, 638568, 775404, 904638, 1033872, 1206184, 1277136, 1356957, 1550808, 1809276, 2412368, 2713914, 3101616, 3618552, 5427828, 7237104, 10855656, 21711312]

約数ペア:

[(1, 21711312), (2, 10855656), (3, 7237104), (4, 5427828), (6, 3618552), (7, 3101616), (8, 2713914), (9, 2412368), (12, 1809276), (14, 1550808), (16, 1356957), (17, 1277136), (18, 1206184), (21, 1033872), (24, 904638), (28, 775404), (34, 638568), (36, 603092), (42, 516936), (48, 452319), (49, 443088), (51, 425712), (56, 387702), (63, 344624), (68, 319284), (72, 301546), (84, 258468), (98, 221544), (102, 212856), (112, 193851), (119, 182448), (126, 172312), (136, 159642), (144, 150773), (147, 147696), (153, 141904), (168, 129234), (181, 119952), (196, 110772), (204, 106428), (238, 91224), (252, 86156), (272, 79821), (294, 73848), (306, 70952), (336, 64617), (357, 60816), (362, 59976), (392, 55386), (408, 53214), (441, 49232), (476, 45612), (504, 43078), (543, 39984), (588, 36924), (612, 35476), (714, 30408), (724, 29988), (784, 27693), (816, 26607), (833, 26064), (882, 24616), (952, 22806), (1008, 21539), (1071, 20272), (1086, 19992), (1176, 18462), (1224, 17738), (1267, 17136), (1428, 15204), (1448, 14994), (1629, 13328), (1666, 13032), (1764, 12308), (1904, 11403), (2142, 10136), (2172, 9996), (2352, 9231), (2448, 8869), (2499, 8688), (2534, 8568), (2856, 7602), (2896, 7497), (3077, 7056), (3258, 6664), (3332, 6516), (3528, 6154), (3801, 5712), (4284, 5068), (4344, 4998)]