20211001769

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{51203}}^1$

素因数の和:51365

約数の個数: 32

約数和(自身を含む): 25482387456

約数和(自身を除く): 5271385687

約数列:

[1, 7, 17, 31, 107, 119, 217, 527, 749, 1819, 3317, 3689, 12733, 23219, 51203, 56389, 358421, 394723, 870451, 1587293, 5478721, 6093157, 11111051, 26983981, 38351047, 93138257, 169840351, 188887867, 651967799, 1188882457, 2887285967, 20211001769]

約数ペア:

[(1, 20211001769), (7, 2887285967), (17, 1188882457), (31, 651967799), (107, 188887867), (119, 169840351), (217, 93138257), (527, 38351047), (749, 26983981), (1819, 11111051), (3317, 6093157), (3689, 5478721), (12733, 1587293), (23219, 870451), (51203, 394723), (56389, 358421)]