21032277

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3539}}^1$

素因数の和:3832

約数の個数: 16

約数和(自身を含む): 32171520

約数和(自身を除く): 11139243

約数列:

[1, 3, 7, 21, 283, 849, 1981, 3539, 5943, 10617, 24773, 74319, 1001537, 3004611, 7010759, 21032277]

約数ペア:

[(1, 21032277), (3, 7010759), (7, 3004611), (21, 1001537), (283, 74319), (849, 24773), (1981, 10617), (3539, 5943)]