21257468928

素因数分解:

$2^{10}\times 3^5\times {\mathrm{85429}}^1$

素因数の和:85464

約数の個数: 132

約数和(自身を含む): 63654576440

約数和(自身を除く): 42397107512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 384, 432, 486, 512, 576, 648, 768, 864, 972, 1024, 1152, 1296, 1536, 1728, 1944, 2304, 2592, 3072, 3456, 3888, 4608, 5184, 6912, 7776, 9216, 10368, 13824, 15552, 20736, 27648, 31104, 41472, 62208, 82944, 85429, 124416, 170858, 248832, 256287, 341716, 512574, 683432, 768861, 1025148, 1366864, 1537722, 2050296, 2306583, 2733728, 3075444, 4100592, 4613166, 5467456, 6150888, 6919749, 8201184, 9226332, 10934912, 12301776, 13839498, 16402368, 18452664, 20759247, 21869824, 24603552, 27678996, 32804736, 36905328, 41518494, 43739648, 49207104, 55357992, 65609472, 73810656, 83036988, 87479296, 98414208, 110715984, 131218944, 147621312, 166073976, 196828416, 221431968, 262437888, 295242624, 332147952, 393656832, 442863936, 590485248, 664295904, 787313664, 885727872, 1180970496, 1328591808, 1771455744, 2361940992, 2657183616, 3542911488, 5314367232, 7085822976, 10628734464, 21257468928]

約数ペア:

[(1, 21257468928), (2, 10628734464), (3, 7085822976), (4, 5314367232), (6, 3542911488), (8, 2657183616), (9, 2361940992), (12, 1771455744), (16, 1328591808), (18, 1180970496), (24, 885727872), (27, 787313664), (32, 664295904), (36, 590485248), (48, 442863936), (54, 393656832), (64, 332147952), (72, 295242624), (81, 262437888), (96, 221431968), (108, 196828416), (128, 166073976), (144, 147621312), (162, 131218944), (192, 110715984), (216, 98414208), (243, 87479296), (256, 83036988), (288, 73810656), (324, 65609472), (384, 55357992), (432, 49207104), (486, 43739648), (512, 41518494), (576, 36905328), (648, 32804736), (768, 27678996), (864, 24603552), (972, 21869824), (1024, 20759247), (1152, 18452664), (1296, 16402368), (1536, 13839498), (1728, 12301776), (1944, 10934912), (2304, 9226332), (2592, 8201184), (3072, 6919749), (3456, 6150888), (3888, 5467456), (4608, 4613166), (5184, 4100592), (6912, 3075444), (7776, 2733728), (9216, 2306583), (10368, 2050296), (13824, 1537722), (15552, 1366864), (20736, 1025148), (27648, 768861), (31104, 683432), (41472, 512574), (62208, 341716), (82944, 256287), (85429, 248832), (124416, 170858)]