21485853

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 32329440

約数和(自身を除く): 10843587

約数列:

[1, 3, 9, 43, 59, 129, 177, 387, 531, 941, 2537, 2823, 7611, 8469, 22833, 40463, 55519, 121389, 166557, 364167, 499671, 2387317, 7161951, 21485853]

約数ペア:

[(1, 21485853), (3, 7161951), (9, 2387317), (43, 499671), (59, 364167), (129, 166557), (177, 121389), (387, 55519), (531, 40463), (941, 22833), (2537, 8469), (2823, 7611)]