21729192

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^1\times {\mathrm{7129}}^1$

素因数の和:7265

約数の個数: 32

約数和(自身を含む): 54758400

約数和(自身を除く): 33029208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 254, 381, 508, 762, 1016, 1524, 3048, 7129, 14258, 21387, 28516, 42774, 57032, 85548, 171096, 905383, 1810766, 2716149, 3621532, 5432298, 7243064, 10864596, 21729192]

約数ペア:

[(1, 21729192), (2, 10864596), (3, 7243064), (4, 5432298), (6, 3621532), (8, 2716149), (12, 1810766), (24, 905383), (127, 171096), (254, 85548), (381, 57032), (508, 42774), (762, 28516), (1016, 21387), (1524, 14258), (3048, 7129)]