21203898

素因数分解:

$2^1\times 3^1\times {\mathrm{197}}^1\times {\mathrm{17939}}^1$

素因数の和:18141

約数の個数: 16

約数和(自身を含む): 42625440

約数和(自身を除く): 21421542

約数列:

[1, 2, 3, 6, 197, 394, 591, 1182, 17939, 35878, 53817, 107634, 3533983, 7067966, 10601949, 21203898]

約数ペア:

[(1, 21203898), (2, 10601949), (3, 7067966), (6, 3533983), (197, 107634), (394, 53817), (591, 35878), (1182, 17939)]