21082900610

素因数分解:

$2^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{3051071}}^1$

素因数の和:3051769

約数の個数: 16

約数和(自身を含む): 38004152832

約数和(自身を除く): 16921252222

約数列:

[1, 2, 5, 10, 691, 1382, 3455, 6910, 3051071, 6102142, 15255355, 30510710, 2108290061, 4216580122, 10541450305, 21082900610]

約数ペア:

[(1, 21082900610), (2, 10541450305), (5, 4216580122), (10, 2108290061), (691, 30510710), (1382, 15255355), (3455, 6102142), (6910, 3051071)]