21829555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5437}}^1$

素因数の和:5526

約数の個数: 16

約数和(自身を含む): 28973664

約数和(自身を除く): 7144109

約数列:

[1, 5, 11, 55, 73, 365, 803, 4015, 5437, 27185, 59807, 299035, 396901, 1984505, 4365911, 21829555]

約数ペア:

[(1, 21829555), (5, 4365911), (11, 1984505), (55, 396901), (73, 299035), (365, 59807), (803, 27185), (4015, 5437)]