21072322

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{4153}}^1$

素因数の和:4257

約数の個数: 16

約数和(自身を含む): 32899680

約数和(自身を除く): 11827358

約数列:

[1, 2, 43, 59, 86, 118, 2537, 4153, 5074, 8306, 178579, 245027, 357158, 490054, 10536161, 21072322]

約数ペア:

[(1, 21072322), (2, 10536161), (43, 490054), (59, 357158), (86, 245027), (118, 178579), (2537, 8306), (4153, 5074)]