21871098

素因数分解:

$2^1\times 3^2\times {\mathrm{317}}^1\times {\mathrm{3833}}^1$

素因数の和:4158

約数の個数: 24

約数和(自身を含む): 47549268

約数和(自身を除く): 25678170

約数列:

[1, 2, 3, 6, 9, 18, 317, 634, 951, 1902, 2853, 3833, 5706, 7666, 11499, 22998, 34497, 68994, 1215061, 2430122, 3645183, 7290366, 10935549, 21871098]

約数ペア:

[(1, 21871098), (2, 10935549), (3, 7290366), (6, 3645183), (9, 2430122), (18, 1215061), (317, 68994), (634, 34497), (951, 22998), (1902, 11499), (2853, 7666), (3833, 5706)]