21006183

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{10789}}^1$

素因数の和:10862

約数の個数: 16

約数和(自身を含む): 31075200

約数和(自身を除く): 10069017

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 10789, 32367, 118679, 356037, 636551, 1909653, 7002061, 21006183]

約数ペア:

[(1, 21006183), (3, 7002061), (11, 1909653), (33, 636551), (59, 356037), (177, 118679), (649, 32367), (1947, 10789)]