21439346

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1621}}^1$

素因数の和:2029

約数の個数: 16

約数和(自身を含む): 34159320

約数和(自身を除く): 12719974

約数列:

[1, 2, 17, 34, 389, 778, 1621, 3242, 6613, 13226, 27557, 55114, 630569, 1261138, 10719673, 21439346]

約数ペア:

[(1, 21439346), (2, 10719673), (17, 1261138), (34, 630569), (389, 55114), (778, 27557), (1621, 13226), (3242, 6613)]