21605232

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 45890448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 29, 33, 34, 44, 48, 51, 58, 66, 68, 83, 87, 88, 102, 116, 132, 136, 166, 174, 176, 187, 204, 232, 249, 264, 272, 319, 332, 348, 374, 408, 464, 493, 498, 528, 561, 638, 664, 696, 748, 816, 913, 957, 986, 996, 1122, 1276, 1328, 1392, 1411, 1479, 1496, 1826, 1914, 1972, 1992, 2244, 2407, 2552, 2739, 2822, 2958, 2992, 3652, 3828, 3944, 3984, 4233, 4488, 4814, 5104, 5423, 5478, 5644, 5916, 7221, 7304, 7656, 7888, 8466, 8976, 9628, 10846, 10956, 11288, 11832, 14442, 14608, 15312, 15521, 16269, 16932, 19256, 21692, 21912, 22576, 23664, 26477, 28884, 31042, 32538, 33864, 38512, 40919, 43384, 43824, 46563, 52954, 57768, 62084, 65076, 67728, 79431, 81838, 86768, 93126, 105908, 115536, 122757, 124168, 130152, 158862, 163676, 186252, 211816, 245514, 248336, 260304, 317724, 327352, 372504, 423632, 450109, 491028, 635448, 654704, 745008, 900218, 982056, 1270896, 1350327, 1800436, 1964112, 2700654, 3600872, 5401308, 7201744, 10802616, 21605232]

約数ペア:

[(1, 21605232), (2, 10802616), (3, 7201744), (4, 5401308), (6, 3600872), (8, 2700654), (11, 1964112), (12, 1800436), (16, 1350327), (17, 1270896), (22, 982056), (24, 900218), (29, 745008), (33, 654704), (34, 635448), (44, 491028), (48, 450109), (51, 423632), (58, 372504), (66, 327352), (68, 317724), (83, 260304), (87, 248336), (88, 245514), (102, 211816), (116, 186252), (132, 163676), (136, 158862), (166, 130152), (174, 124168), (176, 122757), (187, 115536), (204, 105908), (232, 93126), (249, 86768), (264, 81838), (272, 79431), (319, 67728), (332, 65076), (348, 62084), (374, 57768), (408, 52954), (464, 46563), (493, 43824), (498, 43384), (528, 40919), (561, 38512), (638, 33864), (664, 32538), (696, 31042), (748, 28884), (816, 26477), (913, 23664), (957, 22576), (986, 21912), (996, 21692), (1122, 19256), (1276, 16932), (1328, 16269), (1392, 15521), (1411, 15312), (1479, 14608), (1496, 14442), (1826, 11832), (1914, 11288), (1972, 10956), (1992, 10846), (2244, 9628), (2407, 8976), (2552, 8466), (2739, 7888), (2822, 7656), (2958, 7304), (2992, 7221), (3652, 5916), (3828, 5644), (3944, 5478), (3984, 5423), (4233, 5104), (4488, 4814)]