21962522491

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{13723}}^1$

素因数の和:14195

約数の個数: 32

約数和(自身を含む): 27729067520

約数和(自身を除く): 5766545029

約数列:

[1, 7, 13, 43, 91, 301, 409, 559, 2863, 3913, 5317, 13723, 17587, 37219, 96061, 123109, 178399, 228631, 590089, 1248793, 1600417, 4130623, 5612707, 7671157, 39288949, 53698099, 72965191, 241346401, 510756337, 1689424807, 3137503213, 21962522491]

約数ペア:

[(1, 21962522491), (7, 3137503213), (13, 1689424807), (43, 510756337), (91, 241346401), (301, 72965191), (409, 53698099), (559, 39288949), (2863, 7671157), (3913, 5612707), (5317, 4130623), (13723, 1600417), (17587, 1248793), (37219, 590089), (96061, 228631), (123109, 178399)]