21571629

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6269}}^1$

素因数の和:6340

約数の個数: 16

約数和(自身を含む): 30497280

約数和(自身を除く): 8925651

約数列:

[1, 3, 31, 37, 93, 111, 1147, 3441, 6269, 18807, 194339, 231953, 583017, 695859, 7190543, 21571629]

約数ペア:

[(1, 21571629), (3, 7190543), (31, 695859), (37, 583017), (93, 231953), (111, 194339), (1147, 18807), (3441, 6269)]