21691926

素因数分解:

$2^1\times 3^2\times {\mathrm{773}}^1\times {\mathrm{1559}}^1$

素因数の和:2340

約数の個数: 24

約数和(自身を含む): 47090160

約数和(自身を除く): 25398234

約数列:

[1, 2, 3, 6, 9, 18, 773, 1546, 1559, 2319, 3118, 4638, 4677, 6957, 9354, 13914, 14031, 28062, 1205107, 2410214, 3615321, 7230642, 10845963, 21691926]

約数ペア:

[(1, 21691926), (2, 10845963), (3, 7230642), (6, 3615321), (9, 2410214), (18, 1205107), (773, 28062), (1546, 14031), (1559, 13914), (2319, 9354), (3118, 6957), (4638, 4677)]