21833360

素因数分解:

$2^4\times 5^1\times {\mathrm{272917}}^1$

素因数の和:272930

約数の個数: 20

約数和(自身を含む): 50762748

約数和(自身を除く): 28929388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 272917, 545834, 1091668, 1364585, 2183336, 2729170, 4366672, 5458340, 10916680, 21833360]

約数ペア:

[(1, 21833360), (2, 10916680), (4, 5458340), (5, 4366672), (8, 2729170), (10, 2183336), (16, 1364585), (20, 1091668), (40, 545834), (80, 272917)]