21427802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{12329}}^1$

素因数の和:12421

約数の個数: 16

約数和(自身を含む): 35510400

約数和(自身を除く): 14082598

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 12329, 24658, 135619, 271238, 973991, 1947982, 10713901, 21427802]

約数ペア:

[(1, 21427802), (2, 10713901), (11, 1947982), (22, 973991), (79, 271238), (158, 135619), (869, 24658), (1738, 12329)]