21793971712

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{5479}}^1$

素因数の和:5971

約数の個数: 80

約数和(自身を含む): 46216193760

約数和(自身を除く): 24422222048

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 457, 512, 544, 914, 1088, 1828, 2176, 3656, 4352, 5479, 7312, 7769, 8704, 10958, 14624, 15538, 21916, 29248, 31076, 43832, 58496, 62152, 87664, 93143, 116992, 124304, 175328, 186286, 233984, 248608, 350656, 372572, 497216, 701312, 745144, 994432, 1402624, 1490288, 1988864, 2503903, 2805248, 2980576, 3977728, 5007806, 5961152, 10015612, 11922304, 20031224, 23844608, 40062448, 42566351, 47689216, 80124896, 85132702, 160249792, 170265404, 320499584, 340530808, 640999168, 681061616, 1281998336, 1362123232, 2724246464, 5448492928, 10896985856, 21793971712]

約数ペア:

[(1, 21793971712), (2, 10896985856), (4, 5448492928), (8, 2724246464), (16, 1362123232), (17, 1281998336), (32, 681061616), (34, 640999168), (64, 340530808), (68, 320499584), (128, 170265404), (136, 160249792), (256, 85132702), (272, 80124896), (457, 47689216), (512, 42566351), (544, 40062448), (914, 23844608), (1088, 20031224), (1828, 11922304), (2176, 10015612), (3656, 5961152), (4352, 5007806), (5479, 3977728), (7312, 2980576), (7769, 2805248), (8704, 2503903), (10958, 1988864), (14624, 1490288), (15538, 1402624), (21916, 994432), (29248, 745144), (31076, 701312), (43832, 497216), (58496, 372572), (62152, 350656), (87664, 248608), (93143, 233984), (116992, 186286), (124304, 175328)]