21103655836

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{601}}^1\times {\mathrm{111121}}^1$

素因数の和:111805

約数の個数: 24

約数和(自身を含む): 37461448640

約数和(自身を除く): 16357792804

約数列:

[1, 2, 4, 79, 158, 316, 601, 1202, 2404, 47479, 94958, 111121, 189916, 222242, 444484, 8778559, 17557118, 35114236, 66783721, 133567442, 267134884, 5275913959, 10551827918, 21103655836]

約数ペア:

[(1, 21103655836), (2, 10551827918), (4, 5275913959), (79, 267134884), (158, 133567442), (316, 66783721), (601, 35114236), (1202, 17557118), (2404, 8778559), (47479, 444484), (94958, 222242), (111121, 189916)]