21859824

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 70709760

約数和(自身を除く): 48849936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 43, 48, 51, 56, 68, 84, 86, 89, 102, 112, 119, 129, 136, 168, 172, 178, 204, 238, 258, 267, 272, 301, 336, 344, 356, 357, 408, 476, 516, 534, 602, 623, 688, 712, 714, 731, 816, 903, 952, 1032, 1068, 1204, 1246, 1424, 1428, 1462, 1513, 1806, 1869, 1904, 2064, 2136, 2193, 2408, 2492, 2856, 2924, 3026, 3612, 3738, 3827, 4272, 4386, 4539, 4816, 4984, 5117, 5712, 5848, 6052, 7224, 7476, 7654, 8772, 9078, 9968, 10234, 10591, 11481, 11696, 12104, 14448, 14952, 15308, 15351, 17544, 18156, 20468, 21182, 22962, 24208, 26789, 29904, 30616, 30702, 31773, 35088, 36312, 40936, 42364, 45924, 53578, 61232, 61404, 63546, 65059, 72624, 80367, 81872, 84728, 91848, 107156, 122808, 127092, 130118, 160734, 169456, 183696, 195177, 214312, 245616, 254184, 260236, 321468, 390354, 428624, 455413, 508368, 520472, 642936, 780708, 910826, 1040944, 1285872, 1366239, 1561416, 1821652, 2732478, 3122832, 3643304, 5464956, 7286608, 10929912, 21859824]

約数ペア:

[(1, 21859824), (2, 10929912), (3, 7286608), (4, 5464956), (6, 3643304), (7, 3122832), (8, 2732478), (12, 1821652), (14, 1561416), (16, 1366239), (17, 1285872), (21, 1040944), (24, 910826), (28, 780708), (34, 642936), (42, 520472), (43, 508368), (48, 455413), (51, 428624), (56, 390354), (68, 321468), (84, 260236), (86, 254184), (89, 245616), (102, 214312), (112, 195177), (119, 183696), (129, 169456), (136, 160734), (168, 130118), (172, 127092), (178, 122808), (204, 107156), (238, 91848), (258, 84728), (267, 81872), (272, 80367), (301, 72624), (336, 65059), (344, 63546), (356, 61404), (357, 61232), (408, 53578), (476, 45924), (516, 42364), (534, 40936), (602, 36312), (623, 35088), (688, 31773), (712, 30702), (714, 30616), (731, 29904), (816, 26789), (903, 24208), (952, 22962), (1032, 21182), (1068, 20468), (1204, 18156), (1246, 17544), (1424, 15351), (1428, 15308), (1462, 14952), (1513, 14448), (1806, 12104), (1869, 11696), (1904, 11481), (2064, 10591), (2136, 10234), (2193, 9968), (2408, 9078), (2492, 8772), (2856, 7654), (2924, 7476), (3026, 7224), (3612, 6052), (3738, 5848), (3827, 5712), (4272, 5117), (4386, 4984), (4539, 4816)]