21817668

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6709}}^1$

素因数の和:6987

約数の個数: 24

約数和(自身を含む): 51103360

約数和(自身を除く): 29285692

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6709, 13418, 20127, 26836, 40254, 80508, 1818139, 3636278, 5454417, 7272556, 10908834, 21817668]

約数ペア:

[(1, 21817668), (2, 10908834), (3, 7272556), (4, 5454417), (6, 3636278), (12, 1818139), (271, 80508), (542, 40254), (813, 26836), (1084, 20127), (1626, 13418), (3252, 6709)]