21888128

素因数分解:

$2^7\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 43835520

約数和(自身を除く): 21947392

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 271, 542, 631, 1084, 1262, 2168, 2524, 4336, 5048, 8672, 10096, 17344, 20192, 34688, 40384, 80768, 171001, 342002, 684004, 1368008, 2736016, 5472032, 10944064, 21888128]

約数ペア:

[(1, 21888128), (2, 10944064), (4, 5472032), (8, 2736016), (16, 1368008), (32, 684004), (64, 342002), (128, 171001), (271, 80768), (542, 40384), (631, 34688), (1084, 20192), (1262, 17344), (2168, 10096), (2524, 8672), (4336, 5048)]