16721121

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9463}}^1$

素因数の和:9516

約数の個数: 16

約数和(自身を含む): 24227840

約数和(自身を除く): 7506719

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 9463, 28389, 179797, 293353, 539391, 880059, 5573707, 16721121]

約数ペア:

[(1, 16721121), (3, 5573707), (19, 880059), (31, 539391), (57, 293353), (93, 179797), (589, 28389), (1767, 9463)]