21876178

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{1433}}^1$

素因数の和:1901

約数の個数: 16

約数和(自身を含む): 34846200

約数和(自身を除く): 12970022

約数列:

[1, 2, 17, 34, 449, 898, 1433, 2866, 7633, 15266, 24361, 48722, 643417, 1286834, 10938089, 21876178]

約数ペア:

[(1, 21876178), (2, 10938089), (17, 1286834), (34, 643417), (449, 48722), (898, 24361), (1433, 15266), (2866, 7633)]