21062811

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4799}}^1$

素因数の和:4839

約数の個数: 32

約数和(自身を含む): 36864000

約数和(自身を除く): 15801189

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 4799, 14397, 33593, 52789, 91181, 100779, 158367, 273543, 369523, 638267, 1002991, 1108569, 1914801, 3008973, 7020937, 21062811]

約数ペア:

[(1, 21062811), (3, 7020937), (7, 3008973), (11, 1914801), (19, 1108569), (21, 1002991), (33, 638267), (57, 369523), (77, 273543), (133, 158367), (209, 100779), (231, 91181), (399, 52789), (627, 33593), (1463, 14397), (4389, 4799)]