21000201266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{3491}}^1\times {\mathrm{273433}}^1$

素因数の和:276937

約数の個数: 16

約数和(自身を含む): 34373935008

約数和(自身を除く): 13373733742

約数列:

[1, 2, 11, 22, 3491, 6982, 38401, 76802, 273433, 546866, 3007763, 6015526, 954554603, 1909109206, 10500100633, 21000201266]

約数ペア:

[(1, 21000201266), (2, 10500100633), (11, 1909109206), (22, 954554603), (3491, 6015526), (6982, 3007763), (38401, 546866), (76802, 273433)]