20521302

素因数分解:

$2^1\times 3^1\times {\mathrm{353}}^1\times {\mathrm{9689}}^1$

素因数の和:10047

約数の個数: 16

約数和(自身を含む): 41163120

約数和(自身を除く): 20641818

約数列:

[1, 2, 3, 6, 353, 706, 1059, 2118, 9689, 19378, 29067, 58134, 3420217, 6840434, 10260651, 20521302]

約数ペア:

[(1, 20521302), (2, 10260651), (3, 6840434), (6, 3420217), (353, 58134), (706, 29067), (1059, 19378), (2118, 9689)]