21989262

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{1117}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 46848672

約数和(自身を除く): 24859410

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 193, 386, 579, 1117, 1158, 2234, 3281, 3351, 6562, 6702, 9843, 18989, 19686, 37978, 56967, 113934, 215581, 431162, 646743, 1293486, 3664877, 7329754, 10994631, 21989262]

約数ペア:

[(1, 21989262), (2, 10994631), (3, 7329754), (6, 3664877), (17, 1293486), (34, 646743), (51, 431162), (102, 215581), (193, 113934), (386, 56967), (579, 37978), (1117, 19686), (1158, 18989), (2234, 9843), (3281, 6702), (3351, 6562)]