2821371

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1129}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 4637520

約数和(自身を除く): 1816149

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 1129, 2499, 3387, 7903, 19193, 23709, 55321, 57579, 134351, 165963, 403053, 940457, 2821371]

約数ペア:

[(1, 2821371), (3, 940457), (7, 403053), (17, 165963), (21, 134351), (49, 57579), (51, 55321), (119, 23709), (147, 19193), (357, 7903), (833, 3387), (1129, 2499)]