21167005869

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2175661}}^1$

素因数の和:2175737

約数の個数: 24

約数和(自身を含む): 32582714112

約数和(自身を除く): 11415708243

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 2175661, 6526983, 19580949, 50040203, 102256067, 150120609, 306768201, 450361827, 920304603, 2351889541, 7055668623, 21167005869]

約数ペア:

[(1, 21167005869), (3, 7055668623), (9, 2351889541), (23, 920304603), (47, 450361827), (69, 306768201), (141, 150120609), (207, 102256067), (423, 50040203), (1081, 19580949), (3243, 6526983), (9729, 2175661)]