16721793

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2521}}^1$

素因数の和:2605

約数の個数: 24

約数和(自身を含む): 26753376

約数和(自身を除く): 10031583

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 2521, 6633, 7563, 22689, 27731, 83193, 168907, 249579, 506721, 1520163, 1857977, 5573931, 16721793]

約数ペア:

[(1, 16721793), (3, 5573931), (9, 1857977), (11, 1520163), (33, 506721), (67, 249579), (99, 168907), (201, 83193), (603, 27731), (737, 22689), (2211, 7563), (2521, 6633)]