21429086

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 38845440

約数和(自身を除く): 17416354

約数列:

[1, 2, 7, 14, 29, 47, 58, 94, 203, 329, 406, 658, 1123, 1363, 2246, 2726, 7861, 9541, 15722, 19082, 32567, 52781, 65134, 105562, 227969, 369467, 455938, 738934, 1530649, 3061298, 10714543, 21429086]

約数ペア:

[(1, 21429086), (2, 10714543), (7, 3061298), (14, 1530649), (29, 738934), (47, 455938), (58, 369467), (94, 227969), (203, 105562), (329, 65134), (406, 52781), (658, 32567), (1123, 19082), (1363, 15722), (2246, 9541), (2726, 7861)]