21572031

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32537}}^1$

素因数の和:32570

約数の個数: 16

約数和(自身を含む): 32798304

約数和(自身を除く): 11226273

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 32537, 97611, 422981, 553129, 1268943, 1659387, 7190677, 21572031]

約数ペア:

[(1, 21572031), (3, 7190677), (13, 1659387), (17, 1268943), (39, 553129), (51, 422981), (221, 97611), (663, 32537)]