21392772

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{10937}}^1$

素因数の和:11107

約数の個数: 24

約数和(自身を含む): 50227296

約数和(自身を除く): 28834524

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 10937, 21874, 32811, 43748, 65622, 131244, 1782731, 3565462, 5348193, 7130924, 10696386, 21392772]

約数ペア:

[(1, 21392772), (2, 10696386), (3, 7130924), (4, 5348193), (6, 3565462), (12, 1782731), (163, 131244), (326, 65622), (489, 43748), (652, 32811), (978, 21874), (1956, 10937)]