21533067

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 13061493

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1091, 1161, 2193, 3273, 6579, 9819, 18547, 19737, 29457, 46913, 55641, 140739, 166923, 422217, 500769, 797521, 1266651, 2392563, 7177689, 21533067]

約数ペア:

[(1, 21533067), (3, 7177689), (9, 2392563), (17, 1266651), (27, 797521), (43, 500769), (51, 422217), (129, 166923), (153, 140739), (387, 55641), (459, 46913), (731, 29457), (1091, 19737), (1161, 18547), (2193, 9819), (3273, 6579)]