21230943

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1471}}^1$

素因数の和:1774

約数の個数: 16

約数和(自身を含む): 30099456

約数和(自身を除く): 8868513

約数列:

[1, 3, 17, 51, 283, 849, 1471, 4413, 4811, 14433, 25007, 75021, 416293, 1248879, 7076981, 21230943]

約数ペア:

[(1, 21230943), (3, 7076981), (17, 1248879), (51, 416293), (283, 75021), (849, 25007), (1471, 14433), (4413, 4811)]