21849861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3361}}^1$

素因数の和:3572

約数の個数: 16

約数和(自身を含む): 31952448

約数和(自身を除く): 10102587

約数列:

[1, 3, 11, 33, 197, 591, 2167, 3361, 6501, 10083, 36971, 110913, 662117, 1986351, 7283287, 21849861]

約数ペア:

[(1, 21849861), (3, 7283287), (11, 1986351), (33, 662117), (197, 110913), (591, 36971), (2167, 10083), (3361, 6501)]