39643821

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5881}}^1$

素因数の和:6001

約数の個数: 24

約数和(自身を含む): 66066624

約数和(自身を除く): 26422803

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 5881, 6741, 17643, 41167, 52929, 123501, 370503, 629267, 1887801, 4404869, 5663403, 13214607, 39643821]

約数ペア:

[(1, 39643821), (3, 13214607), (7, 5663403), (9, 4404869), (21, 1887801), (63, 629267), (107, 370503), (321, 123501), (749, 52929), (963, 41167), (2247, 17643), (5881, 6741)]