21264858

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69493}}^1$

素因数の和:69518

約数の個数: 24

約数和(自身を含む): 48784788

約数和(自身を除く): 27519930

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69493, 138986, 208479, 416958, 625437, 1181381, 1250874, 2362762, 3544143, 7088286, 10632429, 21264858]

約数ペア:

[(1, 21264858), (2, 10632429), (3, 7088286), (6, 3544143), (9, 2362762), (17, 1250874), (18, 1181381), (34, 625437), (51, 416958), (102, 208479), (153, 138986), (306, 69493)]