21770943

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2377}}^1$

素因数の和:2494

約数の個数: 16

約数和(自身を含む): 30134016

約数和(自身を除く): 8363073

約数列:

[1, 3, 43, 71, 129, 213, 2377, 3053, 7131, 9159, 102211, 168767, 306633, 506301, 7256981, 21770943]

約数ペア:

[(1, 21770943), (3, 7256981), (43, 506301), (71, 306633), (129, 168767), (213, 102211), (2377, 9159), (3053, 7131)]