21713076

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:411

約数の個数: 144

約数和(自身を含む): 71628480

約数和(自身を除く): 49915404

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 49, 54, 63, 66, 77, 84, 98, 99, 108, 126, 132, 147, 154, 189, 196, 198, 231, 252, 294, 297, 308, 373, 378, 396, 441, 462, 539, 588, 594, 693, 746, 756, 882, 924, 1078, 1119, 1188, 1323, 1386, 1492, 1617, 1764, 2079, 2156, 2238, 2611, 2646, 2772, 3234, 3357, 4103, 4158, 4476, 4851, 5222, 5292, 6468, 6714, 7833, 8206, 8316, 9702, 10071, 10444, 12309, 13428, 14553, 15666, 16412, 18277, 19404, 20142, 23499, 24618, 28721, 29106, 31332, 36554, 36927, 40284, 46998, 49236, 54831, 57442, 58212, 70497, 73108, 73854, 86163, 93996, 109662, 110781, 114884, 140994, 147708, 164493, 172326, 201047, 219324, 221562, 258489, 281988, 328986, 344652, 402094, 443124, 493479, 516978, 603141, 657972, 775467, 804188, 986958, 1033956, 1206282, 1550934, 1809423, 1973916, 2412564, 3101868, 3618846, 5428269, 7237692, 10856538, 21713076]

約数ペア:

[(1, 21713076), (2, 10856538), (3, 7237692), (4, 5428269), (6, 3618846), (7, 3101868), (9, 2412564), (11, 1973916), (12, 1809423), (14, 1550934), (18, 1206282), (21, 1033956), (22, 986958), (27, 804188), (28, 775467), (33, 657972), (36, 603141), (42, 516978), (44, 493479), (49, 443124), (54, 402094), (63, 344652), (66, 328986), (77, 281988), (84, 258489), (98, 221562), (99, 219324), (108, 201047), (126, 172326), (132, 164493), (147, 147708), (154, 140994), (189, 114884), (196, 110781), (198, 109662), (231, 93996), (252, 86163), (294, 73854), (297, 73108), (308, 70497), (373, 58212), (378, 57442), (396, 54831), (441, 49236), (462, 46998), (539, 40284), (588, 36927), (594, 36554), (693, 31332), (746, 29106), (756, 28721), (882, 24618), (924, 23499), (1078, 20142), (1119, 19404), (1188, 18277), (1323, 16412), (1386, 15666), (1492, 14553), (1617, 13428), (1764, 12309), (2079, 10444), (2156, 10071), (2238, 9702), (2611, 8316), (2646, 8206), (2772, 7833), (3234, 6714), (3357, 6468), (4103, 5292), (4158, 5222), (4476, 4851)]