21980673

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5693}}^1$

素因数の和:5726

約数の個数: 32

約数和(自身を含む): 38263680

約数和(自身を除く): 16283007

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 5693, 17079, 51237, 62623, 74009, 153711, 187869, 222027, 563607, 666081, 814099, 1690821, 1998243, 2442297, 7326891, 21980673]

約数ペア:

[(1, 21980673), (3, 7326891), (9, 2442297), (11, 1998243), (13, 1690821), (27, 814099), (33, 666081), (39, 563607), (99, 222027), (117, 187869), (143, 153711), (297, 74009), (351, 62623), (429, 51237), (1287, 17079), (3861, 5693)]