21400753

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 24508800

約数和(自身を除く): 3108047

約数列:

[1, 11, 29, 73, 319, 803, 919, 2117, 10109, 23287, 26651, 67087, 293161, 737957, 1945523, 21400753]

約数ペア:

[(1, 21400753), (11, 1945523), (29, 737957), (73, 293161), (319, 67087), (803, 26651), (919, 23287), (2117, 10109)]