21475938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4583}}^1$

素因数の和:4670

約数の個数: 32

約数和(自身を含む): 47526912

約数和(自身を除く): 26050974

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4583, 4686, 9166, 13749, 27498, 50413, 100826, 151239, 302478, 325393, 650786, 976179, 1952358, 3579323, 7158646, 10737969, 21475938]

約数ペア:

[(1, 21475938), (2, 10737969), (3, 7158646), (6, 3579323), (11, 1952358), (22, 976179), (33, 650786), (66, 325393), (71, 302478), (142, 151239), (213, 100826), (426, 50413), (781, 27498), (1562, 13749), (2343, 9166), (4583, 4686)]