21579934

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24691}}^1$

素因数の和:24735

約数の個数: 16

約数和(自身を含む): 35556480

約数和(自身を除く): 13976546

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24691, 49382, 469129, 567893, 938258, 1135786, 10789967, 21579934]

約数ペア:

[(1, 21579934), (2, 10789967), (19, 1135786), (23, 938258), (38, 567893), (46, 469129), (437, 49382), (874, 24691)]