28221438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{671939}}^1$

素因数の和:671951

約数の個数: 16

約数和(自身を含む): 64506240

約数和(自身を除く): 36284802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 671939, 1343878, 2015817, 4031634, 4703573, 9407146, 14110719, 28221438]

約数ペア:

[(1, 28221438), (2, 14110719), (3, 9407146), (6, 4703573), (7, 4031634), (14, 2015817), (21, 1343878), (42, 671939)]