21845376

素因数分解:

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

素因数の和:83

約数の個数: 240

約数和(自身を含む): 77384340

約数和(自身を除く): 55538964

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 43, 48, 49, 54, 56, 63, 64, 72, 81, 84, 86, 96, 98, 108, 112, 126, 128, 129, 144, 147, 162, 168, 172, 189, 192, 196, 216, 224, 252, 258, 288, 294, 301, 324, 336, 344, 378, 384, 387, 392, 432, 441, 448, 504, 516, 567, 576, 588, 602, 648, 672, 688, 756, 774, 784, 864, 882, 896, 903, 1008, 1032, 1134, 1152, 1161, 1176, 1204, 1296, 1323, 1344, 1376, 1512, 1548, 1568, 1728, 1764, 1806, 2016, 2064, 2107, 2268, 2322, 2352, 2408, 2592, 2646, 2688, 2709, 2752, 3024, 3096, 3136, 3456, 3483, 3528, 3612, 3969, 4032, 4128, 4214, 4536, 4644, 4704, 4816, 5184, 5292, 5418, 5504, 6048, 6192, 6272, 6321, 6966, 7056, 7224, 7938, 8064, 8127, 8256, 8428, 9072, 9288, 9408, 9632, 10368, 10584, 10836, 12096, 12384, 12642, 13932, 14112, 14448, 15876, 16254, 16512, 16856, 18144, 18576, 18816, 18963, 19264, 21168, 21672, 24192, 24381, 24768, 25284, 27864, 28224, 28896, 31752, 32508, 33712, 36288, 37152, 37926, 38528, 42336, 43344, 48762, 49536, 50568, 55728, 56448, 56889, 57792, 63504, 65016, 67424, 72576, 74304, 75852, 84672, 86688, 97524, 101136, 111456, 113778, 115584, 127008, 130032, 134848, 148608, 151704, 169344, 170667, 173376, 195048, 202272, 222912, 227556, 254016, 260064, 269696, 303408, 341334, 346752, 390096, 404544, 445824, 455112, 508032, 520128, 606816, 682668, 780192, 809088, 910224, 1040256, 1213632, 1365336, 1560384, 1820448, 2427264, 2730672, 3120768, 3640896, 5461344, 7281792, 10922688, 21845376]

約数ペア:

[(1, 21845376), (2, 10922688), (3, 7281792), (4, 5461344), (6, 3640896), (7, 3120768), (8, 2730672), (9, 2427264), (12, 1820448), (14, 1560384), (16, 1365336), (18, 1213632), (21, 1040256), (24, 910224), (27, 809088), (28, 780192), (32, 682668), (36, 606816), (42, 520128), (43, 508032), (48, 455112), (49, 445824), (54, 404544), (56, 390096), (63, 346752), (64, 341334), (72, 303408), (81, 269696), (84, 260064), (86, 254016), (96, 227556), (98, 222912), (108, 202272), (112, 195048), (126, 173376), (128, 170667), (129, 169344), (144, 151704), (147, 148608), (162, 134848), (168, 130032), (172, 127008), (189, 115584), (192, 113778), (196, 111456), (216, 101136), (224, 97524), (252, 86688), (258, 84672), (288, 75852), (294, 74304), (301, 72576), (324, 67424), (336, 65016), (344, 63504), (378, 57792), (384, 56889), (387, 56448), (392, 55728), (432, 50568), (441, 49536), (448, 48762), (504, 43344), (516, 42336), (567, 38528), (576, 37926), (588, 37152), (602, 36288), (648, 33712), (672, 32508), (688, 31752), (756, 28896), (774, 28224), (784, 27864), (864, 25284), (882, 24768), (896, 24381), (903, 24192), (1008, 21672), (1032, 21168), (1134, 19264), (1152, 18963), (1161, 18816), (1176, 18576), (1204, 18144), (1296, 16856), (1323, 16512), (1344, 16254), (1376, 15876), (1512, 14448), (1548, 14112), (1568, 13932), (1728, 12642), (1764, 12384), (1806, 12096), (2016, 10836), (2064, 10584), (2107, 10368), (2268, 9632), (2322, 9408), (2352, 9288), (2408, 9072), (2592, 8428), (2646, 8256), (2688, 8127), (2709, 8064), (2752, 7938), (3024, 7224), (3096, 7056), (3136, 6966), (3456, 6321), (3483, 6272), (3528, 6192), (3612, 6048), (3969, 5504), (4032, 5418), (4128, 5292), (4214, 5184), (4536, 4816), (4644, 4704)]