21571048

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{8783}}^1$

素因数の和:9096

約数の個数: 16

約数和(自身を含む): 40582080

約数和(自身を除く): 19011032

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 8783, 17566, 35132, 70264, 2696381, 5392762, 10785524, 21571048]

約数ペア:

[(1, 21571048), (2, 10785524), (4, 5392762), (8, 2696381), (307, 70264), (614, 35132), (1228, 17566), (2456, 8783)]