21504098

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2971}}^1$

素因数の和:3038

約数の個数: 32

約数和(自身を含む): 41084928

約数和(自身を除く): 19580830

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 2971, 3619, 5942, 7238, 20797, 32681, 41594, 65362, 139637, 228767, 279274, 457534, 977459, 1536007, 1954918, 3072014, 10752049, 21504098]

約数ペア:

[(1, 21504098), (2, 10752049), (7, 3072014), (11, 1954918), (14, 1536007), (22, 977459), (47, 457534), (77, 279274), (94, 228767), (154, 139637), (329, 65362), (517, 41594), (658, 32681), (1034, 20797), (2971, 7238), (3619, 5942)]