21863634

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{280303}}^1$

素因数の和:280321

約数の個数: 16

約数和(自身を含む): 47091072

約数和(自身を除く): 25227438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 280303, 560606, 840909, 1681818, 3643939, 7287878, 10931817, 21863634]

約数ペア:

[(1, 21863634), (2, 10931817), (3, 7287878), (6, 3643939), (13, 1681818), (26, 840909), (39, 560606), (78, 280303)]