2153844

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:75

約数の個数: 144

約数和(自身を含む): 7277760

約数和(自身を除く): 5123916

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 37, 42, 44, 49, 54, 63, 66, 74, 77, 84, 98, 99, 108, 111, 126, 132, 147, 148, 154, 189, 196, 198, 222, 231, 252, 259, 294, 297, 308, 333, 378, 396, 407, 441, 444, 462, 518, 539, 588, 594, 666, 693, 756, 777, 814, 882, 924, 999, 1036, 1078, 1188, 1221, 1323, 1332, 1386, 1554, 1617, 1628, 1764, 1813, 1998, 2079, 2156, 2331, 2442, 2646, 2772, 2849, 3108, 3234, 3626, 3663, 3996, 4158, 4662, 4851, 4884, 5292, 5439, 5698, 6468, 6993, 7252, 7326, 8316, 8547, 9324, 9702, 10878, 10989, 11396, 13986, 14553, 14652, 16317, 17094, 19404, 19943, 21756, 21978, 25641, 27972, 29106, 32634, 34188, 39886, 43956, 48951, 51282, 58212, 59829, 65268, 76923, 79772, 97902, 102564, 119658, 153846, 179487, 195804, 239316, 307692, 358974, 538461, 717948, 1076922, 2153844]

約数ペア:

[(1, 2153844), (2, 1076922), (3, 717948), (4, 538461), (6, 358974), (7, 307692), (9, 239316), (11, 195804), (12, 179487), (14, 153846), (18, 119658), (21, 102564), (22, 97902), (27, 79772), (28, 76923), (33, 65268), (36, 59829), (37, 58212), (42, 51282), (44, 48951), (49, 43956), (54, 39886), (63, 34188), (66, 32634), (74, 29106), (77, 27972), (84, 25641), (98, 21978), (99, 21756), (108, 19943), (111, 19404), (126, 17094), (132, 16317), (147, 14652), (148, 14553), (154, 13986), (189, 11396), (196, 10989), (198, 10878), (222, 9702), (231, 9324), (252, 8547), (259, 8316), (294, 7326), (297, 7252), (308, 6993), (333, 6468), (378, 5698), (396, 5439), (407, 5292), (441, 4884), (444, 4851), (462, 4662), (518, 4158), (539, 3996), (588, 3663), (594, 3626), (666, 3234), (693, 3108), (756, 2849), (777, 2772), (814, 2646), (882, 2442), (924, 2331), (999, 2156), (1036, 2079), (1078, 1998), (1188, 1813), (1221, 1764), (1323, 1628), (1332, 1617), (1386, 1554)]