21119678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32693}}^1$

素因数の和:32731

約数の個数: 16

約数和(自身を含む): 35309520

約数和(自身を除く): 14189842

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32693, 65386, 555781, 621167, 1111562, 1242334, 10559839, 21119678]

約数ペア:

[(1, 21119678), (2, 10559839), (17, 1242334), (19, 1111562), (34, 621167), (38, 555781), (323, 65386), (646, 32693)]