21244033

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 23976000

約数和(自身を除く): 2731967

約数列:

[1, 17, 19, 89, 323, 739, 1513, 1691, 12563, 14041, 28747, 65771, 238697, 1118107, 1249649, 21244033]

約数ペア:

[(1, 21244033), (17, 1249649), (19, 1118107), (89, 238697), (323, 65771), (739, 28747), (1513, 14041), (1691, 12563)]