21933040

素因数分解:

$2^4\times 5^1\times {\mathrm{274163}}^1$

素因数の和:274176

約数の個数: 20

約数和(自身を含む): 50994504

約数和(自身を除く): 29061464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 274163, 548326, 1096652, 1370815, 2193304, 2741630, 4386608, 5483260, 10966520, 21933040]

約数ペア:

[(1, 21933040), (2, 10966520), (4, 5483260), (5, 4386608), (8, 2741630), (10, 2193304), (16, 1370815), (20, 1096652), (40, 548326), (80, 274163)]