21894641278

素因数分解:

$2^1\times {\mathrm{1039}}^1\times {\mathrm{3109}}^1\times {\mathrm{3389}}^1$

素因数の和:7539

約数の個数: 16

約数和(自身を含む): 32893848000

約数和(自身を除く): 10999206722

約数列:

[1, 2, 1039, 2078, 3109, 3389, 6218, 6778, 3230251, 3521171, 6460502, 7042342, 10536401, 21072802, 10947320639, 21894641278]

約数ペア:

[(1, 21894641278), (2, 10947320639), (1039, 21072802), (2078, 10536401), (3109, 7042342), (3389, 6460502), (6218, 3521171), (6778, 3230251)]