21251682

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{20011}}^1$

素因数の和:20078

約数の個数: 24

約数和(自身を含む): 46828080

約数和(自身を除く): 25576398

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 20011, 40022, 60033, 120066, 180099, 360198, 1180649, 2361298, 3541947, 7083894, 10625841, 21251682]

約数ペア:

[(1, 21251682), (2, 10625841), (3, 7083894), (6, 3541947), (9, 2361298), (18, 1180649), (59, 360198), (118, 180099), (177, 120066), (354, 60033), (531, 40022), (1062, 20011)]