8169021

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 13604864

約数和(自身を除く): 5435843

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1021, 1143, 2667, 3063, 7147, 8001, 9189, 21441, 64323, 129667, 389001, 907669, 1167003, 2723007, 8169021]

約数ペア:

[(1, 8169021), (3, 2723007), (7, 1167003), (9, 907669), (21, 389001), (63, 129667), (127, 64323), (381, 21441), (889, 9189), (1021, 8001), (1143, 7147), (2667, 3063)]