2021071545

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{106681}}^1$

素因数の和:107113

約数の個数: 24

約数和(自身を含む): 3511544712

約数和(自身を除く): 1490473167

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 2105, 3789, 6315, 18945, 106681, 320043, 533405, 960129, 1600215, 4800645, 44912701, 134738103, 224563505, 404214309, 673690515, 2021071545]

約数ペア:

[(1, 2021071545), (3, 673690515), (5, 404214309), (9, 224563505), (15, 134738103), (45, 44912701), (421, 4800645), (1263, 1600215), (2105, 960129), (3789, 533405), (6315, 320043), (18945, 106681)]