2211937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 2759680

約数和(自身を除く): 547743

約数列:

[1, 7, 13, 91, 109, 223, 763, 1417, 1561, 2899, 9919, 20293, 24307, 170149, 315991, 2211937]

約数ペア:

[(1, 2211937), (7, 315991), (13, 170149), (91, 24307), (109, 20293), (223, 9919), (763, 2899), (1417, 1561)]