21052416

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 176

約数和(自身を含む): 70744320

約数和(自身を除く): 49691904

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 89, 96, 112, 128, 132, 154, 168, 176, 178, 192, 224, 231, 256, 264, 267, 308, 336, 352, 356, 384, 448, 462, 512, 528, 534, 616, 623, 672, 704, 712, 768, 896, 924, 979, 1024, 1056, 1068, 1232, 1246, 1344, 1408, 1424, 1536, 1792, 1848, 1869, 1958, 2112, 2136, 2464, 2492, 2688, 2816, 2848, 2937, 3072, 3584, 3696, 3738, 3916, 4224, 4272, 4928, 4984, 5376, 5632, 5696, 5874, 6853, 7168, 7392, 7476, 7832, 8448, 8544, 9856, 9968, 10752, 11264, 11392, 11748, 13706, 14784, 14952, 15664, 16896, 17088, 19712, 19936, 20559, 21504, 22784, 23496, 27412, 29568, 29904, 31328, 33792, 34176, 39424, 39872, 41118, 45568, 46992, 54824, 59136, 59808, 62656, 68352, 78848, 79744, 82236, 91136, 93984, 109648, 118272, 119616, 125312, 136704, 159488, 164472, 187968, 219296, 236544, 239232, 250624, 273408, 318976, 328944, 375936, 438592, 478464, 501248, 637952, 657888, 751872, 877184, 956928, 1002496, 1315776, 1503744, 1754368, 1913856, 2631552, 3007488, 3508736, 5263104, 7017472, 10526208, 21052416]

約数ペア:

[(1, 21052416), (2, 10526208), (3, 7017472), (4, 5263104), (6, 3508736), (7, 3007488), (8, 2631552), (11, 1913856), (12, 1754368), (14, 1503744), (16, 1315776), (21, 1002496), (22, 956928), (24, 877184), (28, 751872), (32, 657888), (33, 637952), (42, 501248), (44, 478464), (48, 438592), (56, 375936), (64, 328944), (66, 318976), (77, 273408), (84, 250624), (88, 239232), (89, 236544), (96, 219296), (112, 187968), (128, 164472), (132, 159488), (154, 136704), (168, 125312), (176, 119616), (178, 118272), (192, 109648), (224, 93984), (231, 91136), (256, 82236), (264, 79744), (267, 78848), (308, 68352), (336, 62656), (352, 59808), (356, 59136), (384, 54824), (448, 46992), (462, 45568), (512, 41118), (528, 39872), (534, 39424), (616, 34176), (623, 33792), (672, 31328), (704, 29904), (712, 29568), (768, 27412), (896, 23496), (924, 22784), (979, 21504), (1024, 20559), (1056, 19936), (1068, 19712), (1232, 17088), (1246, 16896), (1344, 15664), (1408, 14952), (1424, 14784), (1536, 13706), (1792, 11748), (1848, 11392), (1869, 11264), (1958, 10752), (2112, 9968), (2136, 9856), (2464, 8544), (2492, 8448), (2688, 7832), (2816, 7476), (2848, 7392), (2937, 7168), (3072, 6853), (3584, 5874), (3696, 5696), (3738, 5632), (3916, 5376), (4224, 4984), (4272, 4928)]