21213184

素因数分解:

$2^{12}\times {\mathrm{5179}}^1$

素因数の和:5203

約数の個数: 26

約数和(自身を含む): 42429380

約数和(自身を除く): 21216196

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 5179, 10358, 20716, 41432, 82864, 165728, 331456, 662912, 1325824, 2651648, 5303296, 10606592, 21213184]

約数ペア:

[(1, 21213184), (2, 10606592), (4, 5303296), (8, 2651648), (16, 1325824), (32, 662912), (64, 331456), (128, 165728), (256, 82864), (512, 41432), (1024, 20716), (2048, 10358), (4096, 5179)]