21723901

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 12

約数和(自身を含む): 23018880

約数和(自身を除く): 1294979

約数列:

[1, 31, 43, 379, 1333, 1849, 11749, 16297, 57319, 505207, 700771, 21723901]

約数ペア:

[(1, 21723901), (31, 700771), (43, 505207), (379, 57319), (1333, 16297), (1849, 11749)]