21023817

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3671}}^1$

素因数の和:3780

約数の個数: 16

約数和(自身を含む): 29611008

約数和(自身を除く): 8587191

約数列:

[1, 3, 23, 69, 83, 249, 1909, 3671, 5727, 11013, 84433, 253299, 304693, 914079, 7007939, 21023817]

約数ペア:

[(1, 21023817), (3, 7007939), (23, 914079), (69, 304693), (83, 253299), (249, 84433), (1909, 11013), (3671, 5727)]