20763351

素因数分解:

$3^3\times 7^1\times {\mathrm{109859}}^1$

素因数の和:109875

約数の個数: 16

約数和(自身を含む): 35155200

約数和(自身を除く): 14391849

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 109859, 329577, 769013, 988731, 2307039, 2966193, 6921117, 20763351]

約数ペア:

[(1, 20763351), (3, 6921117), (7, 2966193), (9, 2307039), (21, 988731), (27, 769013), (63, 329577), (189, 109859)]