21120354

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9239}}^1$

素因数の和:9374

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 25005726

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9239, 18478, 27717, 55434, 83151, 166302, 1173353, 2346706, 3520059, 7040118, 10560177, 21120354]

約数ペア:

[(1, 21120354), (2, 10560177), (3, 7040118), (6, 3520059), (9, 2346706), (18, 1173353), (127, 166302), (254, 83151), (381, 55434), (762, 27717), (1143, 18478), (2286, 9239)]