21767528

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{8863}}^1$

素因数の和:9176

約数の個数: 16

約数和(自身を含む): 40951680

約数和(自身を除く): 19184152

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 8863, 17726, 35452, 70904, 2720941, 5441882, 10883764, 21767528]

約数ペア:

[(1, 21767528), (2, 10883764), (4, 5441882), (8, 2720941), (307, 70904), (614, 35452), (1228, 17726), (2456, 8863)]