21655296

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 69250720

約数和(自身を除く): 47595424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 241, 256, 288, 312, 351, 384, 416, 432, 468, 482, 576, 624, 702, 723, 768, 832, 864, 936, 964, 1152, 1248, 1404, 1446, 1664, 1728, 1872, 1928, 2169, 2304, 2496, 2808, 2892, 3133, 3328, 3456, 3744, 3856, 4338, 4992, 5616, 5784, 6266, 6507, 6912, 7488, 7712, 8676, 9399, 9984, 11232, 11568, 12532, 13014, 14976, 15424, 17352, 18798, 22464, 23136, 25064, 26028, 28197, 29952, 30848, 34704, 37596, 44928, 46272, 50128, 52056, 56394, 61696, 69408, 75192, 84591, 89856, 92544, 100256, 104112, 112788, 138816, 150384, 169182, 185088, 200512, 208224, 225576, 277632, 300768, 338364, 401024, 416448, 451152, 555264, 601536, 676728, 802048, 832896, 902304, 1203072, 1353456, 1665792, 1804608, 2406144, 2706912, 3609216, 5413824, 7218432, 10827648, 21655296]

約数ペア:

[(1, 21655296), (2, 10827648), (3, 7218432), (4, 5413824), (6, 3609216), (8, 2706912), (9, 2406144), (12, 1804608), (13, 1665792), (16, 1353456), (18, 1203072), (24, 902304), (26, 832896), (27, 802048), (32, 676728), (36, 601536), (39, 555264), (48, 451152), (52, 416448), (54, 401024), (64, 338364), (72, 300768), (78, 277632), (96, 225576), (104, 208224), (108, 200512), (117, 185088), (128, 169182), (144, 150384), (156, 138816), (192, 112788), (208, 104112), (216, 100256), (234, 92544), (241, 89856), (256, 84591), (288, 75192), (312, 69408), (351, 61696), (384, 56394), (416, 52056), (432, 50128), (468, 46272), (482, 44928), (576, 37596), (624, 34704), (702, 30848), (723, 29952), (768, 28197), (832, 26028), (864, 25064), (936, 23136), (964, 22464), (1152, 18798), (1248, 17352), (1404, 15424), (1446, 14976), (1664, 13014), (1728, 12532), (1872, 11568), (1928, 11232), (2169, 9984), (2304, 9399), (2496, 8676), (2808, 7712), (2892, 7488), (3133, 6912), (3328, 6507), (3456, 6266), (3744, 5784), (3856, 5616), (4338, 4992)]