21641232

素因数分解:

$2^4\times 3^1\times {\mathrm{450859}}^1$

素因数の和:450870

約数の個数: 20

約数和(自身を含む): 55906640

約数和(自身を除く): 34265408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450859, 901718, 1352577, 1803436, 2705154, 3606872, 5410308, 7213744, 10820616, 21641232]

約数ペア:

[(1, 21641232), (2, 10820616), (3, 7213744), (4, 5410308), (6, 3606872), (8, 2705154), (12, 1803436), (16, 1352577), (24, 901718), (48, 450859)]