21361282

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 15229118

約数列:

[1, 2, 17, 19, 34, 38, 43, 86, 323, 646, 731, 769, 817, 1462, 1538, 1634, 13073, 13889, 14611, 26146, 27778, 29222, 33067, 66134, 248387, 496774, 562139, 628273, 1124278, 1256546, 10680641, 21361282]

約数ペア:

[(1, 21361282), (2, 10680641), (17, 1256546), (19, 1124278), (34, 628273), (38, 562139), (43, 496774), (86, 248387), (323, 66134), (646, 33067), (731, 29222), (769, 27778), (817, 26146), (1462, 14611), (1538, 13889), (1634, 13073)]