21791244

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^2\times {\mathrm{193}}^1$

素因数の和:394

約数の個数: 36

約数和(自身を含む): 51642024

約数和(自身を除く): 29850780

約数列:

[1, 2, 3, 4, 6, 12, 97, 193, 194, 291, 386, 388, 579, 582, 772, 1158, 1164, 2316, 9409, 18721, 18818, 28227, 37442, 37636, 56163, 56454, 74884, 112326, 112908, 224652, 1815937, 3631874, 5447811, 7263748, 10895622, 21791244]

約数ペア:

[(1, 21791244), (2, 10895622), (3, 7263748), (4, 5447811), (6, 3631874), (12, 1815937), (97, 224652), (193, 112908), (194, 112326), (291, 74884), (386, 56454), (388, 56163), (579, 37636), (582, 37442), (772, 28227), (1158, 18818), (1164, 18721), (2316, 9409)]