21663702

素因数分解:

$2^1\times 3^2\times {\mathrm{941}}^1\times {\mathrm{1279}}^1$

素因数の和:2228

約数の個数: 24

約数和(自身を含む): 47024640

約数和(自身を除く): 25360938

約数列:

[1, 2, 3, 6, 9, 18, 941, 1279, 1882, 2558, 2823, 3837, 5646, 7674, 8469, 11511, 16938, 23022, 1203539, 2407078, 3610617, 7221234, 10831851, 21663702]

約数ペア:

[(1, 21663702), (2, 10831851), (3, 7221234), (6, 3610617), (9, 2407078), (18, 1203539), (941, 23022), (1279, 16938), (1882, 11511), (2558, 8469), (2823, 7674), (3837, 5646)]