27921033

素因数分解:

$3^2\times 7^2\times {\mathrm{63313}}^1$

素因数の和:63333

約数の個数: 18

約数和(自身を含む): 46915674

約数和(自身を除く): 18994641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 63313, 189939, 443191, 569817, 1329573, 3102337, 3988719, 9307011, 27921033]

約数ペア:

[(1, 27921033), (3, 9307011), (7, 3988719), (9, 3102337), (21, 1329573), (49, 569817), (63, 443191), (147, 189939), (441, 63313)]