21627904

素因数分解:

$2^{10}\times {\mathrm{21121}}^1$

素因数の和:21141

約数の個数: 22

約数和(自身を含む): 43236734

約数和(自身を除く): 21608830

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 21121, 42242, 84484, 168968, 337936, 675872, 1351744, 2703488, 5406976, 10813952, 21627904]

約数ペア:

[(1, 21627904), (2, 10813952), (4, 5406976), (8, 2703488), (16, 1351744), (32, 675872), (64, 337936), (128, 168968), (256, 84484), (512, 42242), (1024, 21121)]