21956565

素因数分解:

$3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3203}}^1$

素因数の和:3668

約数の個数: 16

約数和(自身を含む): 35218368

約数和(自身を除く): 13261803

約数列:

[1, 3, 5, 15, 457, 1371, 2285, 3203, 6855, 9609, 16015, 48045, 1463771, 4391313, 7318855, 21956565]

約数ペア:

[(1, 21956565), (3, 7318855), (5, 4391313), (15, 1463771), (457, 48045), (1371, 16015), (2285, 9609), (3203, 6855)]