2161782

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 6019200

約数和(自身を除く): 3857418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 43, 49, 54, 57, 63, 86, 98, 114, 126, 129, 133, 147, 171, 189, 258, 266, 294, 301, 342, 378, 387, 399, 441, 513, 602, 774, 798, 817, 882, 903, 931, 1026, 1161, 1197, 1323, 1634, 1806, 1862, 2107, 2322, 2394, 2451, 2646, 2709, 2793, 3591, 4214, 4902, 5418, 5586, 5719, 6321, 7182, 7353, 8127, 8379, 11438, 12642, 14706, 16254, 16758, 17157, 18963, 22059, 25137, 34314, 37926, 40033, 44118, 50274, 51471, 56889, 80066, 102942, 113778, 120099, 154413, 240198, 308826, 360297, 720594, 1080891, 2161782]

約数ペア:

[(1, 2161782), (2, 1080891), (3, 720594), (6, 360297), (7, 308826), (9, 240198), (14, 154413), (18, 120099), (19, 113778), (21, 102942), (27, 80066), (38, 56889), (42, 51471), (43, 50274), (49, 44118), (54, 40033), (57, 37926), (63, 34314), (86, 25137), (98, 22059), (114, 18963), (126, 17157), (129, 16758), (133, 16254), (147, 14706), (171, 12642), (189, 11438), (258, 8379), (266, 8127), (294, 7353), (301, 7182), (342, 6321), (378, 5719), (387, 5586), (399, 5418), (441, 4902), (513, 4214), (602, 3591), (774, 2793), (798, 2709), (817, 2646), (882, 2451), (903, 2394), (931, 2322), (1026, 2107), (1161, 1862), (1197, 1806), (1323, 1634)]