21211442

素因数分解:

$2^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{5171}}^1$

素因数の和:5473

約数の個数: 16

約数和(自身を含む): 36493632

約数和(自身を除く): 15282190

約数列:

[1, 2, 7, 14, 293, 586, 2051, 4102, 5171, 10342, 36197, 72394, 1515103, 3030206, 10605721, 21211442]

約数ペア:

[(1, 21211442), (2, 10605721), (7, 3030206), (14, 1515103), (293, 72394), (586, 36197), (2051, 10342), (4102, 5171)]