21056554516

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{297023}}^1$

素因数の和:297543

約数の個数: 24

約数和(自身を含む): 37924024320

約数和(自身を除く): 16867469804

約数列:

[1, 2, 4, 37, 74, 148, 479, 958, 1916, 17723, 35446, 70892, 297023, 594046, 1188092, 10989851, 21979702, 43959404, 142274017, 284548034, 569096068, 5264138629, 10528277258, 21056554516]

約数ペア:

[(1, 21056554516), (2, 10528277258), (4, 5264138629), (37, 569096068), (74, 284548034), (148, 142274017), (479, 43959404), (958, 21979702), (1916, 10989851), (17723, 1188092), (35446, 594046), (70892, 297023)]