21172272

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40099}}^1$

素因数の和:40121

約数の個数: 40

約数和(自身を含む): 59668800

約数和(自身を除く): 38496528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40099, 80198, 120297, 160396, 240594, 320792, 441089, 481188, 641584, 882178, 962376, 1323267, 1764356, 1924752, 2646534, 3528712, 5293068, 7057424, 10586136, 21172272]

約数ペア:

[(1, 21172272), (2, 10586136), (3, 7057424), (4, 5293068), (6, 3528712), (8, 2646534), (11, 1924752), (12, 1764356), (16, 1323267), (22, 962376), (24, 882178), (33, 641584), (44, 481188), (48, 441089), (66, 320792), (88, 240594), (132, 160396), (176, 120297), (264, 80198), (528, 40099)]