21900351

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1\times {\mathrm{863}}^1$

素因数の和:1646

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 10033089

約数列:

[1, 3, 11, 33, 769, 863, 2307, 2589, 8459, 9493, 25377, 28479, 663647, 1990941, 7300117, 21900351]

約数ペア:

[(1, 21900351), (3, 7300117), (11, 1990941), (33, 663647), (769, 28479), (863, 25377), (2307, 9493), (2589, 8459)]