21954753

素因数分解:

$3^3\times {\mathrm{449}}^1\times {\mathrm{1811}}^1$

素因数の和:2269

約数の個数: 16

約数和(自身を含む): 32616000

約数和(自身を除く): 10661247

約数列:

[1, 3, 9, 27, 449, 1347, 1811, 4041, 5433, 12123, 16299, 48897, 813139, 2439417, 7318251, 21954753]

約数ペア:

[(1, 21954753), (3, 7318251), (9, 2439417), (27, 813139), (449, 48897), (1347, 16299), (1811, 12123), (4041, 5433)]