21850554

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1319}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 26049606

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 251, 502, 753, 1319, 1506, 2638, 2761, 3957, 5522, 7914, 8283, 14509, 16566, 29018, 43527, 87054, 331069, 662138, 993207, 1986414, 3641759, 7283518, 10925277, 21850554]

約数ペア:

[(1, 21850554), (2, 10925277), (3, 7283518), (6, 3641759), (11, 1986414), (22, 993207), (33, 662138), (66, 331069), (251, 87054), (502, 43527), (753, 29018), (1319, 16566), (1506, 14509), (2638, 8283), (2761, 7914), (3957, 5522)]