21437510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6637}}^1$

素因数の和:6680

約数の個数: 32

約数和(自身を含む): 43014240

約数和(自身を除く): 21576730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6637, 13274, 33185, 66370, 112829, 126103, 225658, 252206, 564145, 630515, 1128290, 1261030, 2143751, 4287502, 10718755, 21437510]

約数ペア:

[(1, 21437510), (2, 10718755), (5, 4287502), (10, 2143751), (17, 1261030), (19, 1128290), (34, 630515), (38, 564145), (85, 252206), (95, 225658), (170, 126103), (190, 112829), (323, 66370), (646, 33185), (1615, 13274), (3230, 6637)]