211522021

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1061}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 224294400

約数和(自身を除く): 12772379

約数列:

[1, 31, 59, 109, 1061, 1829, 3379, 6431, 32891, 62599, 115649, 199361, 1940569, 3585119, 6823291, 211522021]

約数ペア:

[(1, 211522021), (31, 6823291), (59, 3585119), (109, 1940569), (1061, 199361), (1829, 115649), (3379, 62599), (6431, 32891)]