21201436

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{947}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 38621520

約数和(自身を除く): 17420084

約数列:

[1, 2, 4, 29, 58, 116, 193, 386, 772, 947, 1894, 3788, 5597, 11194, 22388, 27463, 54926, 109852, 182771, 365542, 731084, 5300359, 10600718, 21201436]

約数ペア:

[(1, 21201436), (2, 10600718), (4, 5300359), (29, 731084), (58, 365542), (116, 182771), (193, 109852), (386, 54926), (772, 27463), (947, 22388), (1894, 11194), (3788, 5597)]