2120013

素因数分解:

$3^4\times 7^1\times {\mathrm{3739}}^1$

素因数の和:3758

約数の個数: 20

約数和(自身を含む): 3620320

約数和(自身を除く): 1500307

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3739, 11217, 26173, 33651, 78519, 100953, 235557, 302859, 706671, 2120013]

約数ペア:

[(1, 2120013), (3, 706671), (7, 302859), (9, 235557), (21, 100953), (27, 78519), (63, 33651), (81, 26173), (189, 11217), (567, 3739)]