21975296

素因数分解:

$2^8\times 7^1\times {\mathrm{12263}}^1$

素因数の和:12286

約数の個数: 36

約数和(自身を含む): 50135232

約数和(自身を除く): 28159936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 12263, 24526, 49052, 85841, 98104, 171682, 196208, 343364, 392416, 686728, 784832, 1373456, 1569664, 2746912, 3139328, 5493824, 10987648, 21975296]

約数ペア:

[(1, 21975296), (2, 10987648), (4, 5493824), (7, 3139328), (8, 2746912), (14, 1569664), (16, 1373456), (28, 784832), (32, 686728), (56, 392416), (64, 343364), (112, 196208), (128, 171682), (224, 98104), (256, 85841), (448, 49052), (896, 24526), (1792, 12263)]