2143533

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 3301376

約数和(自身を除く): 1157843

約数列:

[1, 3, 7, 21, 103, 309, 721, 991, 2163, 2973, 6937, 20811, 102073, 306219, 714511, 2143533]

約数ペア:

[(1, 2143533), (3, 714511), (7, 306219), (21, 102073), (103, 20811), (309, 6937), (721, 2973), (991, 2163)]