21961486

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1201}}^1$

素因数の和:1467

約数の個数: 16

約数和(自身を含む): 33925248

約数和(自身を除く): 11963762

約数列:

[1, 2, 41, 82, 223, 446, 1201, 2402, 9143, 18286, 49241, 98482, 267823, 535646, 10980743, 21961486]

約数ペア:

[(1, 21961486), (2, 10980743), (41, 535646), (82, 267823), (223, 98482), (446, 49241), (1201, 18286), (2402, 9143)]