21428224

素因数分解:

$2^{11}\times {\mathrm{10463}}^1$

素因数の和:10485

約数の個数: 24

約数和(自身を含む): 42850080

約数和(自身を除く): 21421856

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10463, 20926, 41852, 83704, 167408, 334816, 669632, 1339264, 2678528, 5357056, 10714112, 21428224]

約数ペア:

[(1, 21428224), (2, 10714112), (4, 5357056), (8, 2678528), (16, 1339264), (32, 669632), (64, 334816), (128, 167408), (256, 83704), (512, 41852), (1024, 20926), (2048, 10463)]