21850413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{971}}^1$

素因数の和:1564

約数の個数: 16

約数和(自身を含む): 31461696

約数和(自身を除く): 9611283

約数列:

[1, 3, 13, 39, 577, 971, 1731, 2913, 7501, 12623, 22503, 37869, 560267, 1680801, 7283471, 21850413]

約数ペア:

[(1, 21850413), (3, 7283471), (13, 1680801), (39, 560267), (577, 37869), (971, 22503), (1731, 12623), (2913, 7501)]