21073152

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 58572864

約数和(自身を除く): 37499712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1193, 1472, 2208, 2386, 2944, 3579, 4416, 4772, 5888, 7158, 8832, 9544, 14316, 17664, 19088, 27439, 28632, 38176, 54878, 57264, 76352, 82317, 109756, 114528, 152704, 164634, 219512, 229056, 305408, 329268, 439024, 458112, 658536, 878048, 916224, 1317072, 1756096, 2634144, 3512192, 5268288, 7024384, 10536576, 21073152]

約数ペア:

[(1, 21073152), (2, 10536576), (3, 7024384), (4, 5268288), (6, 3512192), (8, 2634144), (12, 1756096), (16, 1317072), (23, 916224), (24, 878048), (32, 658536), (46, 458112), (48, 439024), (64, 329268), (69, 305408), (92, 229056), (96, 219512), (128, 164634), (138, 152704), (184, 114528), (192, 109756), (256, 82317), (276, 76352), (368, 57264), (384, 54878), (552, 38176), (736, 28632), (768, 27439), (1104, 19088), (1193, 17664), (1472, 14316), (2208, 9544), (2386, 8832), (2944, 7158), (3579, 5888), (4416, 4772)]