21803911

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 24416640

約数和(自身を除く): 2612729

約数列:

[1, 17, 29, 47, 493, 799, 941, 1363, 15997, 23171, 27289, 44227, 463913, 751859, 1282583, 21803911]

約数ペア:

[(1, 21803911), (17, 1282583), (29, 751859), (47, 463913), (493, 44227), (799, 27289), (941, 23171), (1363, 15997)]