21090642

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{12163}}^1$

素因数の和:12202

約数の個数: 24

約数和(自身を含む): 44812176

約数和(自身を除く): 23721534

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 867, 1734, 12163, 24326, 36489, 72978, 206771, 413542, 620313, 1240626, 3515107, 7030214, 10545321, 21090642]

約数ペア:

[(1, 21090642), (2, 10545321), (3, 7030214), (6, 3515107), (17, 1240626), (34, 620313), (51, 413542), (102, 206771), (289, 72978), (578, 36489), (867, 24326), (1734, 12163)]