21036504

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6691}}^1$

素因数の和:6831

約数の個数: 32

約数和(自身を含む): 53000640

約数和(自身を除く): 31964136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6691, 13382, 20073, 26764, 40146, 53528, 80292, 160584, 876521, 1753042, 2629563, 3506084, 5259126, 7012168, 10518252, 21036504]

約数ペア:

[(1, 21036504), (2, 10518252), (3, 7012168), (4, 5259126), (6, 3506084), (8, 2629563), (12, 1753042), (24, 876521), (131, 160584), (262, 80292), (393, 53528), (524, 40146), (786, 26764), (1048, 20073), (1572, 13382), (3144, 6691)]