21573627

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1042

約数の個数: 16

約数和(自身を含む): 29694720

約数和(自身を除く): 8121093

約数列:

[1, 3, 37, 111, 263, 739, 789, 2217, 9731, 27343, 29193, 82029, 194357, 583071, 7191209, 21573627]

約数ペア:

[(1, 21573627), (3, 7191209), (37, 583071), (111, 194357), (263, 82029), (739, 29193), (789, 27343), (2217, 9731)]