21290602

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2903}}^1$

素因数の和:3117

約数の個数: 16

約数和(自身を含む): 33802560

約数和(自身を除く): 12511958

約数列:

[1, 2, 19, 38, 193, 386, 2903, 3667, 5806, 7334, 55157, 110314, 560279, 1120558, 10645301, 21290602]

約数ペア:

[(1, 21290602), (2, 10645301), (19, 1120558), (38, 560279), (193, 110314), (386, 55157), (2903, 7334), (3667, 5806)]