21784314

素因数分解:

$2^1\times 3^1\times {\mathrm{191}}^1\times {\mathrm{19009}}^1$

素因数の和:19205

約数の個数: 16

約数和(自身を含む): 43799040

約数和(自身を除く): 22014726

約数列:

[1, 2, 3, 6, 191, 382, 573, 1146, 19009, 38018, 57027, 114054, 3630719, 7261438, 10892157, 21784314]

約数ペア:

[(1, 21784314), (2, 10892157), (3, 7261438), (6, 3630719), (191, 114054), (382, 57027), (573, 38018), (1146, 19009)]