21127232

素因数分解:

$2^6\times 7^2\times {\mathrm{6737}}^1$

素因数の和:6763

約数の個数: 42

約数和(自身を含む): 48776382

約数和(自身を除く): 27649150

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6737, 13474, 26948, 47159, 53896, 94318, 107792, 188636, 215584, 330113, 377272, 431168, 660226, 754544, 1320452, 1509088, 2640904, 3018176, 5281808, 10563616, 21127232]

約数ペア:

[(1, 21127232), (2, 10563616), (4, 5281808), (7, 3018176), (8, 2640904), (14, 1509088), (16, 1320452), (28, 754544), (32, 660226), (49, 431168), (56, 377272), (64, 330113), (98, 215584), (112, 188636), (196, 107792), (224, 94318), (392, 53896), (448, 47159), (784, 26948), (1568, 13474), (3136, 6737)]