21550274

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:665

約数の個数: 16

約数和(自身を含む): 32766720

約数和(自身を除く): 11216446

約数列:

[1, 2, 211, 223, 229, 422, 446, 458, 47053, 48319, 51067, 94106, 96638, 102134, 10775137, 21550274]

約数ペア:

[(1, 21550274), (2, 10775137), (211, 102134), (223, 96638), (229, 94106), (422, 51067), (446, 48319), (458, 47053)]