21406638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19079}}^1$

素因数の和:19112

約数の個数: 32

約数和(自身を含む): 49455360

約数和(自身を除く): 28048722

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 374, 561, 1122, 19079, 38158, 57237, 114474, 209869, 324343, 419738, 629607, 648686, 973029, 1259214, 1946058, 3567773, 7135546, 10703319, 21406638]

約数ペア:

[(1, 21406638), (2, 10703319), (3, 7135546), (6, 3567773), (11, 1946058), (17, 1259214), (22, 973029), (33, 648686), (34, 629607), (51, 419738), (66, 324343), (102, 209869), (187, 114474), (374, 57237), (561, 38158), (1122, 19079)]