21996484

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3435

約数の個数: 24

約数和(自身を含む): 40497408

約数和(自身を除く): 18500924

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 212, 1643, 3286, 3347, 6572, 6694, 13388, 103757, 177391, 207514, 354782, 415028, 709564, 5499121, 10998242, 21996484]

約数ペア:

[(1, 21996484), (2, 10998242), (4, 5499121), (31, 709564), (53, 415028), (62, 354782), (106, 207514), (124, 177391), (212, 103757), (1643, 13388), (3286, 6694), (3347, 6572)]