2171716

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 4074840

約数和(自身を除く): 1903124

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 293, 436, 586, 1172, 1853, 3706, 4981, 7412, 9962, 19924, 31937, 63874, 127748, 542929, 1085858, 2171716]

約数ペア:

[(1, 2171716), (2, 1085858), (4, 542929), (17, 127748), (34, 63874), (68, 31937), (109, 19924), (218, 9962), (293, 7412), (436, 4981), (586, 3706), (1172, 1853)]