21149326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 36959328

約数和(自身を除く): 15810002

約数列:

[1, 2, 11, 17, 22, 34, 187, 193, 293, 374, 386, 586, 2123, 3223, 3281, 4246, 4981, 6446, 6562, 9962, 36091, 54791, 56549, 72182, 109582, 113098, 622039, 961333, 1244078, 1922666, 10574663, 21149326]

約数ペア:

[(1, 21149326), (2, 10574663), (11, 1922666), (17, 1244078), (22, 961333), (34, 622039), (187, 113098), (193, 109582), (293, 72182), (374, 56549), (386, 54791), (586, 36091), (2123, 9962), (3223, 6562), (3281, 6446), (4246, 4981)]