21335703

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1949}}^1$

素因数の和:2082

約数の個数: 16

約数和(自身を含む): 29484000

約数和(自身を除く): 8148297

約数列:

[1, 3, 41, 89, 123, 267, 1949, 3649, 5847, 10947, 79909, 173461, 239727, 520383, 7111901, 21335703]

約数ペア:

[(1, 21335703), (3, 7111901), (41, 520383), (89, 239727), (123, 173461), (267, 79909), (1949, 10947), (3649, 5847)]