21162732

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{919}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 52550400

約数和(自身を除く): 31387668

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 101, 114, 202, 228, 303, 404, 606, 919, 1212, 1838, 1919, 2757, 3676, 3838, 5514, 5757, 7676, 11028, 11514, 17461, 23028, 34922, 52383, 69844, 92819, 104766, 185638, 209532, 278457, 371276, 556914, 1113828, 1763561, 3527122, 5290683, 7054244, 10581366, 21162732]

約数ペア:

[(1, 21162732), (2, 10581366), (3, 7054244), (4, 5290683), (6, 3527122), (12, 1763561), (19, 1113828), (38, 556914), (57, 371276), (76, 278457), (101, 209532), (114, 185638), (202, 104766), (228, 92819), (303, 69844), (404, 52383), (606, 34922), (919, 23028), (1212, 17461), (1838, 11514), (1919, 11028), (2757, 7676), (3676, 5757), (3838, 5514)]