21494035

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13309}}^1$

素因数の和:13350

約数の個数: 16

約数和(自身を含む): 28749600

約数和(自身を除く): 7255565

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 13309, 66545, 226253, 252871, 1131265, 1264355, 4298807, 21494035]

約数ペア:

[(1, 21494035), (5, 4298807), (17, 1264355), (19, 1131265), (85, 252871), (95, 226253), (323, 66545), (1615, 13309)]