21054262

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{14401}}^1$

素因数の和:14463

約数の個数: 16

約数和(自身を含む): 34219152

約数和(自身を除く): 13164890

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 14401, 28802, 244817, 489634, 619243, 1238486, 10527131, 21054262]

約数ペア:

[(1, 21054262), (2, 10527131), (17, 1238486), (34, 619243), (43, 489634), (86, 244817), (731, 28802), (1462, 14401)]