21611463

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 29331456

約数和(自身を除く): 7719993

約数列:

[1, 3, 127, 131, 381, 393, 433, 1299, 16637, 49911, 54991, 56723, 164973, 170169, 7203821, 21611463]

約数ペア:

[(1, 21611463), (3, 7203821), (127, 170169), (131, 164973), (381, 56723), (393, 54991), (433, 49911), (1299, 16637)]