21246632

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 23569048

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 121, 188, 242, 376, 467, 484, 517, 934, 968, 1034, 1868, 2068, 3736, 4136, 5137, 5687, 10274, 11374, 20548, 21949, 22748, 41096, 43898, 45496, 56507, 87796, 113014, 175592, 226028, 241439, 452056, 482878, 965756, 1931512, 2655829, 5311658, 10623316, 21246632]

約数ペア:

[(1, 21246632), (2, 10623316), (4, 5311658), (8, 2655829), (11, 1931512), (22, 965756), (44, 482878), (47, 452056), (88, 241439), (94, 226028), (121, 175592), (188, 113014), (242, 87796), (376, 56507), (467, 45496), (484, 43898), (517, 41096), (934, 22748), (968, 21949), (1034, 20548), (1868, 11374), (2068, 10274), (3736, 5687), (4136, 5137)]