21076503

素因数分解:

$3^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{1021}}^1$

素因数の和:2014

約数の個数: 16

約数和(自身を含む): 32180736

約数和(自身を除く): 11104233

約数列:

[1, 3, 7, 21, 983, 1021, 2949, 3063, 6881, 7147, 20643, 21441, 1003643, 3010929, 7025501, 21076503]

約数ペア:

[(1, 21076503), (3, 7025501), (7, 3010929), (21, 1003643), (983, 21441), (1021, 20643), (2949, 7147), (3063, 6881)]