21204864

素因数分解:

$2^7\times 3^2\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 62056800

約数和(自身を除く): 40851936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 128, 144, 158, 192, 233, 237, 288, 316, 384, 466, 474, 576, 632, 699, 711, 932, 948, 1152, 1264, 1398, 1422, 1864, 1896, 2097, 2528, 2796, 2844, 3728, 3792, 4194, 5056, 5592, 5688, 7456, 7584, 8388, 10112, 11184, 11376, 14912, 15168, 16776, 18407, 22368, 22752, 29824, 30336, 33552, 36814, 44736, 45504, 55221, 67104, 73628, 89472, 91008, 110442, 134208, 147256, 165663, 220884, 268416, 294512, 331326, 441768, 589024, 662652, 883536, 1178048, 1325304, 1767072, 2356096, 2650608, 3534144, 5301216, 7068288, 10602432, 21204864]

約数ペア:

[(1, 21204864), (2, 10602432), (3, 7068288), (4, 5301216), (6, 3534144), (8, 2650608), (9, 2356096), (12, 1767072), (16, 1325304), (18, 1178048), (24, 883536), (32, 662652), (36, 589024), (48, 441768), (64, 331326), (72, 294512), (79, 268416), (96, 220884), (128, 165663), (144, 147256), (158, 134208), (192, 110442), (233, 91008), (237, 89472), (288, 73628), (316, 67104), (384, 55221), (466, 45504), (474, 44736), (576, 36814), (632, 33552), (699, 30336), (711, 29824), (932, 22752), (948, 22368), (1152, 18407), (1264, 16776), (1398, 15168), (1422, 14912), (1864, 11376), (1896, 11184), (2097, 10112), (2528, 8388), (2796, 7584), (2844, 7456), (3728, 5688), (3792, 5592), (4194, 5056)]