21723297

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1697}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 30808512

約数和(自身を除く): 9085215

約数列:

[1, 3, 17, 51, 251, 753, 1697, 4267, 5091, 12801, 28849, 86547, 425947, 1277841, 7241099, 21723297]

約数ペア:

[(1, 21723297), (3, 7241099), (17, 1277841), (51, 425947), (251, 86547), (753, 28849), (1697, 12801), (4267, 5091)]