21125652272

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45529423}}^1$

素因数の和:45529460

約数の個数: 20

約数和(自身を含む): 42342364320

約数和(自身を除く): 21216712048

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45529423, 91058846, 182117692, 364235384, 728470768, 1320353267, 2640706534, 5281413068, 10562826136, 21125652272]

約数ペア:

[(1, 21125652272), (2, 10562826136), (4, 5281413068), (8, 2640706534), (16, 1320353267), (29, 728470768), (58, 364235384), (116, 182117692), (232, 91058846), (464, 45529423)]