21043231

素因数分解:

${\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2934

約数の個数: 12

約数和(自身を含む): 23517592

約数和(自身を除く): 2474361

約数列:

[1, 11, 61, 121, 671, 2851, 7381, 31361, 173911, 344971, 1913021, 21043231]

約数ペア:

[(1, 21043231), (11, 1913021), (61, 344971), (121, 173911), (671, 31361), (2851, 7381)]