21189633

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14327}}^1$

素因数の和:14376

約数の個数: 16

約数和(自身を含む): 30948480

約数和(自身を除く): 9758847

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 14327, 42981, 243559, 415483, 730677, 1246449, 7063211, 21189633]

約数ペア:

[(1, 21189633), (3, 7063211), (17, 1246449), (29, 730677), (51, 415483), (87, 243559), (493, 42981), (1479, 14327)]