21725184

素因数分解:

$2^{15}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 128

約数和(自身を含む): 66059280

約数和(自身を除く): 44334096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 128, 136, 156, 192, 204, 208, 221, 256, 272, 312, 384, 408, 416, 442, 512, 544, 624, 663, 768, 816, 832, 884, 1024, 1088, 1248, 1326, 1536, 1632, 1664, 1768, 2048, 2176, 2496, 2652, 3072, 3264, 3328, 3536, 4096, 4352, 4992, 5304, 6144, 6528, 6656, 7072, 8192, 8704, 9984, 10608, 12288, 13056, 13312, 14144, 16384, 17408, 19968, 21216, 24576, 26112, 26624, 28288, 32768, 34816, 39936, 42432, 49152, 52224, 53248, 56576, 69632, 79872, 84864, 98304, 104448, 106496, 113152, 139264, 159744, 169728, 208896, 212992, 226304, 278528, 319488, 339456, 417792, 425984, 452608, 557056, 638976, 678912, 835584, 905216, 1277952, 1357824, 1671168, 1810432, 2715648, 3620864, 5431296, 7241728, 10862592, 21725184]

約数ペア:

[(1, 21725184), (2, 10862592), (3, 7241728), (4, 5431296), (6, 3620864), (8, 2715648), (12, 1810432), (13, 1671168), (16, 1357824), (17, 1277952), (24, 905216), (26, 835584), (32, 678912), (34, 638976), (39, 557056), (48, 452608), (51, 425984), (52, 417792), (64, 339456), (68, 319488), (78, 278528), (96, 226304), (102, 212992), (104, 208896), (128, 169728), (136, 159744), (156, 139264), (192, 113152), (204, 106496), (208, 104448), (221, 98304), (256, 84864), (272, 79872), (312, 69632), (384, 56576), (408, 53248), (416, 52224), (442, 49152), (512, 42432), (544, 39936), (624, 34816), (663, 32768), (768, 28288), (816, 26624), (832, 26112), (884, 24576), (1024, 21216), (1088, 19968), (1248, 17408), (1326, 16384), (1536, 14144), (1632, 13312), (1664, 13056), (1768, 12288), (2048, 10608), (2176, 9984), (2496, 8704), (2652, 8192), (3072, 7072), (3264, 6656), (3328, 6528), (3536, 6144), (4096, 5304), (4352, 4992)]