21979006

素因数分解:

$2^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1511}}^1$

素因数の和:2559

約数の個数: 16

約数和(自身を含む): 37739520

約数和(自身を除く): 15760514

約数列:

[1, 2, 7, 14, 1039, 1511, 2078, 3022, 7273, 10577, 14546, 21154, 1569929, 3139858, 10989503, 21979006]

約数ペア:

[(1, 21979006), (2, 10989503), (7, 3139858), (14, 1569929), (1039, 21154), (1511, 14546), (2078, 10577), (3022, 7273)]