21321417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32159}}^1$

素因数の和:32192

約数の個数: 16

約数和(自身を含む): 32417280

約数和(自身を除く): 11095863

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 32159, 96477, 418067, 546703, 1254201, 1640109, 7107139, 21321417]

約数ペア:

[(1, 21321417), (3, 7107139), (13, 1640109), (17, 1254201), (39, 546703), (51, 418067), (221, 96477), (663, 32159)]