21302672

素因数分解:

$2^4\times {\mathrm{467}}^1\times {\mathrm{2851}}^1$

素因数の和:3326

約数の個数: 20

約数和(自身を含む): 41376816

約数和(自身を除く): 20074144

約数列:

[1, 2, 4, 8, 16, 467, 934, 1868, 2851, 3736, 5702, 7472, 11404, 22808, 45616, 1331417, 2662834, 5325668, 10651336, 21302672]

約数ペア:

[(1, 21302672), (2, 10651336), (4, 5325668), (8, 2662834), (16, 1331417), (467, 45616), (934, 22808), (1868, 11404), (2851, 7472), (3736, 5702)]