21060996939

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{2153}}^1\times {\mathrm{8297}}^1$

素因数の和:10587

約数の個数: 24

約数和(自身を含む): 30671598672

約数和(自身を除く): 9610601733

約数列:

[1, 3, 9, 131, 393, 1179, 2153, 6459, 8297, 19377, 24891, 74673, 282043, 846129, 1086907, 2538387, 3260721, 9782163, 17863441, 53590323, 160770969, 2340110771, 7020332313, 21060996939]

約数ペア:

[(1, 21060996939), (3, 7020332313), (9, 2340110771), (131, 160770969), (393, 53590323), (1179, 17863441), (2153, 9782163), (6459, 3260721), (8297, 2538387), (19377, 1086907), (24891, 846129), (74673, 282043)]