21776942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{863}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 16045522

約数列:

[1, 2, 11, 22, 31, 37, 62, 74, 341, 407, 682, 814, 863, 1147, 1726, 2294, 9493, 12617, 18986, 25234, 26753, 31931, 53506, 63862, 294283, 351241, 588566, 702482, 989861, 1979722, 10888471, 21776942]

約数ペア:

[(1, 21776942), (2, 10888471), (11, 1979722), (22, 989861), (31, 702482), (37, 588566), (62, 351241), (74, 294283), (341, 63862), (407, 53506), (682, 31931), (814, 26753), (863, 25234), (1147, 18986), (1726, 12617), (2294, 9493)]