21443613

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 32078592

約数和(自身を除く): 10634979

約数列:

[1, 3, 17, 23, 51, 69, 101, 181, 303, 391, 543, 1173, 1717, 2323, 3077, 4163, 5151, 6969, 9231, 12489, 18281, 39491, 54843, 70771, 118473, 212313, 310777, 420463, 932331, 1261389, 7147871, 21443613]

約数ペア:

[(1, 21443613), (3, 7147871), (17, 1261389), (23, 932331), (51, 420463), (69, 310777), (101, 212313), (181, 118473), (303, 70771), (391, 54843), (543, 39491), (1173, 18281), (1717, 12489), (2323, 9231), (3077, 6969), (4163, 5151)]