21795147

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11587}}^1$

素因数の和:11623

約数の個数: 24

約数和(自身を含む): 36154560

約数和(自身を除く): 14359413

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 11587, 34761, 104283, 127457, 220153, 382371, 660459, 1147113, 1981377, 2421683, 7265049, 21795147]

約数ペア:

[(1, 21795147), (3, 7265049), (9, 2421683), (11, 1981377), (19, 1147113), (33, 660459), (57, 382371), (99, 220153), (171, 127457), (209, 104283), (627, 34761), (1881, 11587)]