21188772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53507}}^1$

素因数の和:53528

約数の個数: 36

約数和(自身を含む): 58430736

約数和(自身を除く): 37241964

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53507, 107014, 160521, 214028, 321042, 481563, 588577, 642084, 963126, 1177154, 1765731, 1926252, 2354308, 3531462, 5297193, 7062924, 10594386, 21188772]

約数ペア:

[(1, 21188772), (2, 10594386), (3, 7062924), (4, 5297193), (6, 3531462), (9, 2354308), (11, 1926252), (12, 1765731), (18, 1177154), (22, 963126), (33, 642084), (36, 588577), (44, 481563), (66, 321042), (99, 214028), (132, 160521), (198, 107014), (396, 53507)]