21914765565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1724893}}^1$

素因数の和:1724930

約数の個数: 48

約数和(自身を含む): 44046893184

約数和(自身を除く): 22132127619

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 231, 363, 385, 605, 847, 1155, 1815, 2541, 4235, 12705, 1724893, 5174679, 8624465, 12074251, 18973823, 25873395, 36222753, 56921469, 60371255, 94869115, 132816761, 181113765, 208712053, 284607345, 398450283, 626136159, 664083805, 1043560265, 1460984371, 1992251415, 3130680795, 4382953113, 7304921855, 21914765565]

約数ペア:

[(1, 21914765565), (3, 7304921855), (5, 4382953113), (7, 3130680795), (11, 1992251415), (15, 1460984371), (21, 1043560265), (33, 664083805), (35, 626136159), (55, 398450283), (77, 284607345), (105, 208712053), (121, 181113765), (165, 132816761), (231, 94869115), (363, 60371255), (385, 56921469), (605, 36222753), (847, 25873395), (1155, 18973823), (1815, 12074251), (2541, 8624465), (4235, 5174679), (12705, 1724893)]