21119472

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 65769600

約数和(自身を除く): 44650128

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 67, 72, 88, 99, 132, 134, 144, 176, 198, 199, 201, 264, 268, 396, 398, 402, 528, 536, 597, 603, 737, 792, 796, 804, 1072, 1194, 1206, 1474, 1584, 1592, 1608, 1791, 2189, 2211, 2388, 2412, 2948, 3184, 3216, 3582, 4378, 4422, 4776, 4824, 5896, 6567, 6633, 7164, 8756, 8844, 9552, 9648, 11792, 13134, 13266, 13333, 14328, 17512, 17688, 19701, 26268, 26532, 26666, 28656, 35024, 35376, 39402, 39999, 52536, 53064, 53332, 78804, 79998, 105072, 106128, 106664, 119997, 146663, 157608, 159996, 213328, 239994, 293326, 315216, 319992, 439989, 479988, 586652, 639984, 879978, 959976, 1173304, 1319967, 1759956, 1919952, 2346608, 2639934, 3519912, 5279868, 7039824, 10559736, 21119472]

約数ペア:

[(1, 21119472), (2, 10559736), (3, 7039824), (4, 5279868), (6, 3519912), (8, 2639934), (9, 2346608), (11, 1919952), (12, 1759956), (16, 1319967), (18, 1173304), (22, 959976), (24, 879978), (33, 639984), (36, 586652), (44, 479988), (48, 439989), (66, 319992), (67, 315216), (72, 293326), (88, 239994), (99, 213328), (132, 159996), (134, 157608), (144, 146663), (176, 119997), (198, 106664), (199, 106128), (201, 105072), (264, 79998), (268, 78804), (396, 53332), (398, 53064), (402, 52536), (528, 39999), (536, 39402), (597, 35376), (603, 35024), (737, 28656), (792, 26666), (796, 26532), (804, 26268), (1072, 19701), (1194, 17688), (1206, 17512), (1474, 14328), (1584, 13333), (1592, 13266), (1608, 13134), (1791, 11792), (2189, 9648), (2211, 9552), (2388, 8844), (2412, 8756), (2948, 7164), (3184, 6633), (3216, 6567), (3582, 5896), (4378, 4824), (4422, 4776)]