22558221

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1697}}^1$

素因数の和:1921

約数の個数: 24

約数和(自身を含む): 37437504

約数和(自身を除く): 14879283

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1697, 1899, 4431, 5091, 11879, 13293, 15273, 35637, 106911, 358067, 1074201, 2506469, 3222603, 7519407, 22558221]

約数ペア:

[(1, 22558221), (3, 7519407), (7, 3222603), (9, 2506469), (21, 1074201), (63, 358067), (211, 106911), (633, 35637), (1477, 15273), (1697, 13293), (1899, 11879), (4431, 5091)]