21424647

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{919}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 30176000

約数和(自身を除く): 8751353

約数列:

[1, 3, 19, 57, 409, 919, 1227, 2757, 7771, 17461, 23313, 52383, 375871, 1127613, 7141549, 21424647]

約数ペア:

[(1, 21424647), (3, 7141549), (19, 1127613), (57, 375871), (409, 52383), (919, 23313), (1227, 17461), (2757, 7771)]