2011941789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{21221}}^1$

素因数の和:21278

約数の個数: 48

約数和(自身を含む): 3355452864

約数和(自身を除く): 1343511075

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 169, 187, 221, 429, 507, 561, 663, 1859, 2431, 2873, 5577, 7293, 8619, 21221, 31603, 63663, 94809, 233431, 275873, 360757, 700293, 827619, 1082271, 3034603, 3586349, 3968327, 4689841, 9103809, 10759047, 11904981, 14069523, 39449839, 51588251, 60967933, 118349517, 154764753, 182903799, 670647263, 2011941789]

約数ペア:

[(1, 2011941789), (3, 670647263), (11, 182903799), (13, 154764753), (17, 118349517), (33, 60967933), (39, 51588251), (51, 39449839), (143, 14069523), (169, 11904981), (187, 10759047), (221, 9103809), (429, 4689841), (507, 3968327), (561, 3586349), (663, 3034603), (1859, 1082271), (2431, 827619), (2873, 700293), (5577, 360757), (7293, 275873), (8619, 233431), (21221, 94809), (31603, 63663)]