21827968

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{5501}}^1$

素因数の和:5546

約数の個数: 32

約数和(自身を含む): 44896320

約数和(自身を除く): 23068352

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 5501, 11002, 22004, 44008, 88016, 170531, 176032, 341062, 352064, 682124, 704128, 1364248, 2728496, 5456992, 10913984, 21827968]

約数ペア:

[(1, 21827968), (2, 10913984), (4, 5456992), (8, 2728496), (16, 1364248), (31, 704128), (32, 682124), (62, 352064), (64, 341062), (124, 176032), (128, 170531), (248, 88016), (496, 44008), (992, 22004), (1984, 11002), (3968, 5501)]