21318799

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 23677920

約数和(自身を除く): 2359121

約数列:

[1, 17, 29, 83, 493, 521, 1411, 2407, 8857, 15109, 40919, 43243, 256853, 735131, 1254047, 21318799]

約数ペア:

[(1, 21318799), (17, 1254047), (29, 735131), (83, 256853), (493, 43243), (521, 40919), (1411, 15109), (2407, 8857)]