21491712

素因数分解:

$2^{12}\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:94

約数の個数: 156

約数和(自身を含む): 69000984

約数和(自身を除く): 47509272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 53, 64, 66, 72, 88, 96, 99, 106, 128, 132, 144, 159, 176, 192, 198, 212, 256, 264, 288, 318, 352, 384, 396, 424, 477, 512, 528, 576, 583, 636, 704, 768, 792, 848, 954, 1024, 1056, 1152, 1166, 1272, 1408, 1536, 1584, 1696, 1749, 1908, 2048, 2112, 2304, 2332, 2544, 2816, 3072, 3168, 3392, 3498, 3816, 4096, 4224, 4608, 4664, 5088, 5247, 5632, 6144, 6336, 6784, 6996, 7632, 8448, 9216, 9328, 10176, 10494, 11264, 12288, 12672, 13568, 13992, 15264, 16896, 18432, 18656, 20352, 20988, 22528, 25344, 27136, 27984, 30528, 33792, 36864, 37312, 40704, 41976, 45056, 50688, 54272, 55968, 61056, 67584, 74624, 81408, 83952, 101376, 108544, 111936, 122112, 135168, 149248, 162816, 167904, 202752, 217088, 223872, 244224, 298496, 325632, 335808, 405504, 447744, 488448, 596992, 651264, 671616, 895488, 976896, 1193984, 1343232, 1790976, 1953792, 2387968, 2686464, 3581952, 5372928, 7163904, 10745856, 21491712]

約数ペア:

[(1, 21491712), (2, 10745856), (3, 7163904), (4, 5372928), (6, 3581952), (8, 2686464), (9, 2387968), (11, 1953792), (12, 1790976), (16, 1343232), (18, 1193984), (22, 976896), (24, 895488), (32, 671616), (33, 651264), (36, 596992), (44, 488448), (48, 447744), (53, 405504), (64, 335808), (66, 325632), (72, 298496), (88, 244224), (96, 223872), (99, 217088), (106, 202752), (128, 167904), (132, 162816), (144, 149248), (159, 135168), (176, 122112), (192, 111936), (198, 108544), (212, 101376), (256, 83952), (264, 81408), (288, 74624), (318, 67584), (352, 61056), (384, 55968), (396, 54272), (424, 50688), (477, 45056), (512, 41976), (528, 40704), (576, 37312), (583, 36864), (636, 33792), (704, 30528), (768, 27984), (792, 27136), (848, 25344), (954, 22528), (1024, 20988), (1056, 20352), (1152, 18656), (1166, 18432), (1272, 16896), (1408, 15264), (1536, 13992), (1584, 13568), (1696, 12672), (1749, 12288), (1908, 11264), (2048, 10494), (2112, 10176), (2304, 9328), (2332, 9216), (2544, 8448), (2816, 7632), (3072, 6996), (3168, 6784), (3392, 6336), (3498, 6144), (3816, 5632), (4096, 5247), (4224, 5088), (4608, 4664)]