2123856

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 120

約数和(自身を含む): 7092800

約数和(自身を除く): 4968944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 43, 48, 49, 56, 63, 72, 84, 86, 98, 112, 126, 129, 144, 147, 168, 172, 196, 252, 258, 294, 301, 336, 343, 344, 387, 392, 441, 504, 516, 588, 602, 686, 688, 774, 784, 882, 903, 1008, 1029, 1032, 1176, 1204, 1372, 1548, 1764, 1806, 2058, 2064, 2107, 2352, 2408, 2709, 2744, 3087, 3096, 3528, 3612, 4116, 4214, 4816, 5418, 5488, 6174, 6192, 6321, 7056, 7224, 8232, 8428, 10836, 12348, 12642, 14448, 14749, 16464, 16856, 18963, 21672, 24696, 25284, 29498, 33712, 37926, 43344, 44247, 49392, 50568, 58996, 75852, 88494, 101136, 117992, 132741, 151704, 176988, 235984, 265482, 303408, 353976, 530964, 707952, 1061928, 2123856]

約数ペア:

[(1, 2123856), (2, 1061928), (3, 707952), (4, 530964), (6, 353976), (7, 303408), (8, 265482), (9, 235984), (12, 176988), (14, 151704), (16, 132741), (18, 117992), (21, 101136), (24, 88494), (28, 75852), (36, 58996), (42, 50568), (43, 49392), (48, 44247), (49, 43344), (56, 37926), (63, 33712), (72, 29498), (84, 25284), (86, 24696), (98, 21672), (112, 18963), (126, 16856), (129, 16464), (144, 14749), (147, 14448), (168, 12642), (172, 12348), (196, 10836), (252, 8428), (258, 8232), (294, 7224), (301, 7056), (336, 6321), (343, 6192), (344, 6174), (387, 5488), (392, 5418), (441, 4816), (504, 4214), (516, 4116), (588, 3612), (602, 3528), (686, 3096), (688, 3087), (774, 2744), (784, 2709), (882, 2408), (903, 2352), (1008, 2107), (1029, 2064), (1032, 2058), (1176, 1806), (1204, 1764), (1372, 1548)]