21000589357

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{67169}}^1$

素因数の和:67884

約数の個数: 16

約数和(自身を含む): 23478333120

約数和(自身を除く): 2477743763

約数列:

[1, 11, 43, 473, 661, 7271, 28423, 67169, 312653, 738859, 2888267, 31770937, 44398709, 488385799, 1909144487, 21000589357]

約数ペア:

[(1, 21000589357), (11, 1909144487), (43, 488385799), (473, 44398709), (661, 31770937), (7271, 2888267), (28423, 738859), (67169, 312653)]