21526450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{39139}}^1$

素因数の和:39162

約数の個数: 24

約数和(自身を含む): 43680240

約数和(自身を除く): 22153790

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 39139, 78278, 195695, 391390, 430529, 861058, 978475, 1956950, 2152645, 4305290, 10763225, 21526450]

約数ペア:

[(1, 21526450), (2, 10763225), (5, 4305290), (10, 2152645), (11, 1956950), (22, 978475), (25, 861058), (50, 430529), (55, 391390), (110, 195695), (275, 78278), (550, 39139)]