2115256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 4770360

約数和(自身を除く): 2655104

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 286, 344, 473, 559, 572, 946, 1118, 1144, 1849, 1892, 2236, 3698, 3784, 4472, 6149, 7396, 12298, 14792, 20339, 24037, 24596, 40678, 48074, 49192, 81356, 96148, 162712, 192296, 264407, 528814, 1057628, 2115256]

約数ペア:

[(1, 2115256), (2, 1057628), (4, 528814), (8, 264407), (11, 192296), (13, 162712), (22, 96148), (26, 81356), (43, 49192), (44, 48074), (52, 40678), (86, 24596), (88, 24037), (104, 20339), (143, 14792), (172, 12298), (286, 7396), (344, 6149), (473, 4472), (559, 3784), (572, 3698), (946, 2236), (1118, 1892), (1144, 1849)]