21000201706

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4567247}}^1$

素因数の和:4567290

約数の個数: 24

約数和(自身を含む): 36446639040

約数和(自身を除く): 15446437334

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 4567247, 9134494, 50239717, 86777693, 100479434, 173555386, 552636887, 954554623, 1105273774, 1909109246, 10500100853, 21000201706]

約数ペア:

[(1, 21000201706), (2, 10500100853), (11, 1909109246), (19, 1105273774), (22, 954554623), (38, 552636887), (121, 173555386), (209, 100479434), (242, 86777693), (418, 50239717), (2299, 9134494), (4598, 4567247)]