21473856

素因数分解:

$2^6\times 3^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 168

約数和(自身を含む): 68620640

約数和(自身を除く): 47146784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 43, 48, 51, 54, 64, 68, 72, 86, 96, 102, 108, 129, 136, 144, 153, 172, 192, 204, 216, 258, 272, 288, 289, 306, 344, 387, 408, 432, 459, 516, 544, 576, 578, 612, 688, 731, 774, 816, 864, 867, 918, 1032, 1088, 1156, 1161, 1224, 1376, 1462, 1548, 1632, 1728, 1734, 1836, 2064, 2193, 2312, 2322, 2448, 2601, 2752, 2924, 3096, 3264, 3468, 3672, 4128, 4386, 4624, 4644, 4896, 5202, 5848, 6192, 6579, 6936, 7344, 7803, 8256, 8772, 9248, 9288, 9792, 10404, 11696, 12384, 12427, 13158, 13872, 14688, 15606, 17544, 18496, 18576, 19737, 20808, 23392, 24768, 24854, 26316, 27744, 29376, 31212, 35088, 37152, 37281, 39474, 41616, 46784, 49708, 52632, 55488, 62424, 70176, 74304, 74562, 78948, 83232, 99416, 105264, 111843, 124848, 140352, 149124, 157896, 166464, 198832, 210528, 223686, 249696, 298248, 315792, 335529, 397664, 421056, 447372, 499392, 596496, 631584, 671058, 795328, 894744, 1192992, 1263168, 1342116, 1789488, 2385984, 2684232, 3578976, 5368464, 7157952, 10736928, 21473856]

約数ペア:

[(1, 21473856), (2, 10736928), (3, 7157952), (4, 5368464), (6, 3578976), (8, 2684232), (9, 2385984), (12, 1789488), (16, 1342116), (17, 1263168), (18, 1192992), (24, 894744), (27, 795328), (32, 671058), (34, 631584), (36, 596496), (43, 499392), (48, 447372), (51, 421056), (54, 397664), (64, 335529), (68, 315792), (72, 298248), (86, 249696), (96, 223686), (102, 210528), (108, 198832), (129, 166464), (136, 157896), (144, 149124), (153, 140352), (172, 124848), (192, 111843), (204, 105264), (216, 99416), (258, 83232), (272, 78948), (288, 74562), (289, 74304), (306, 70176), (344, 62424), (387, 55488), (408, 52632), (432, 49708), (459, 46784), (516, 41616), (544, 39474), (576, 37281), (578, 37152), (612, 35088), (688, 31212), (731, 29376), (774, 27744), (816, 26316), (864, 24854), (867, 24768), (918, 23392), (1032, 20808), (1088, 19737), (1156, 18576), (1161, 18496), (1224, 17544), (1376, 15606), (1462, 14688), (1548, 13872), (1632, 13158), (1728, 12427), (1734, 12384), (1836, 11696), (2064, 10404), (2193, 9792), (2312, 9288), (2322, 9248), (2448, 8772), (2601, 8256), (2752, 7803), (2924, 7344), (3096, 6936), (3264, 6579), (3468, 6192), (3672, 5848), (4128, 5202), (4386, 4896), (4624, 4644)]