21137050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38431}}^1$

素因数の和:38454

約数の個数: 24

約数和(自身を含む): 42890112

約数和(自身を除く): 21753062

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38431, 76862, 192155, 384310, 422741, 845482, 960775, 1921550, 2113705, 4227410, 10568525, 21137050]

約数ペア:

[(1, 21137050), (2, 10568525), (5, 4227410), (10, 2113705), (11, 1921550), (22, 960775), (25, 845482), (50, 422741), (55, 384310), (110, 192155), (275, 76862), (550, 38431)]