20211525047

素因数分解:

$7^3\times {\mathrm{7159}}^1\times {\mathrm{8231}}^1$

素因数の和:15411

約数の個数: 16

約数和(自身を含む): 23576448000

約数和(自身を除く): 3364922953

約数列:

[1, 7, 49, 343, 7159, 8231, 50113, 57617, 350791, 403319, 2455537, 2823233, 58925729, 412480103, 2887360721, 20211525047]

約数ペア:

[(1, 20211525047), (7, 2887360721), (49, 412480103), (343, 58925729), (7159, 2823233), (8231, 2455537), (50113, 403319), (57617, 350791)]