20876421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8933}}^1$

素因数の和:8996

約数の個数: 16

約数和(自身を含む): 30018240

約数和(自身を除く): 9141819

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 8933, 26799, 169727, 366253, 509181, 1098759, 6958807, 20876421]

約数ペア:

[(1, 20876421), (3, 6958807), (19, 1098759), (41, 509181), (57, 366253), (123, 169727), (779, 26799), (2337, 8933)]