21736872

素因数分解:

$2^3\times 3^2\times {\mathrm{301901}}^1$

素因数の和:301913

約数の個数: 24

約数和(自身を含む): 58870890

約数和(自身を除く): 37134018

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 301901, 603802, 905703, 1207604, 1811406, 2415208, 2717109, 3622812, 5434218, 7245624, 10868436, 21736872]

約数ペア:

[(1, 21736872), (2, 10868436), (3, 7245624), (4, 5434218), (6, 3622812), (8, 2717109), (9, 2415208), (12, 1811406), (18, 1207604), (24, 905703), (36, 603802), (72, 301901)]