26621679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{66721}}^1$

素因数の和:66750

約数の個数: 16

約数和(自身を含む): 42702080

約数和(自身を除く): 16080401

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 66721, 200163, 467047, 1267699, 1401141, 3803097, 8873893, 26621679]

約数ペア:

[(1, 26621679), (3, 8873893), (7, 3803097), (19, 1401141), (21, 1267699), (57, 467047), (133, 200163), (399, 66721)]