20921232

素因数分解:

$2^4\times 3^1\times {\mathrm{435859}}^1$

素因数の和:435870

約数の個数: 20

約数和(自身を含む): 54046640

約数和(自身を除く): 33125408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 435859, 871718, 1307577, 1743436, 2615154, 3486872, 5230308, 6973744, 10460616, 20921232]

約数ペア:

[(1, 20921232), (2, 10460616), (3, 6973744), (4, 5230308), (6, 3486872), (8, 2615154), (12, 1743436), (16, 1307577), (24, 871718), (48, 435859)]