21116199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7417}}^1$

素因数の和:7506

約数の個数: 16

約数和(自身を含む): 30740192

約数和(自身を除く): 9623993

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 7417, 22251, 96421, 289263, 541441, 1624323, 7038733, 21116199]

約数ペア:

[(1, 21116199), (3, 7038733), (13, 1624323), (39, 541441), (73, 289263), (219, 96421), (949, 22251), (2847, 7417)]