21918976

素因数分解:

$2^8\times {\mathrm{85621}}^1$

素因数の和:85637

約数の個数: 18

約数和(自身を含む): 43752842

約数和(自身を除く): 21833866

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 85621, 171242, 342484, 684968, 1369936, 2739872, 5479744, 10959488, 21918976]

約数ペア:

[(1, 21918976), (2, 10959488), (4, 5479744), (8, 2739872), (16, 1369936), (32, 684968), (64, 342484), (128, 171242), (256, 85621)]