21401062

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{2011}}^1$

素因数の和:2343

約数の個数: 16

約数和(自身を含む): 34115472

約数和(自身を除く): 12714410

約数列:

[1, 2, 17, 34, 313, 626, 2011, 4022, 5321, 10642, 34187, 68374, 629443, 1258886, 10700531, 21401062]

約数ペア:

[(1, 21401062), (2, 10700531), (17, 1258886), (34, 629443), (313, 68374), (626, 34187), (2011, 10642), (4022, 5321)]