20951623

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14321}}^1$

素因数の和:14358

約数の個数: 16

約数和(自身を含む): 27498240

約数和(自身を除く): 6546617

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 14321, 100247, 157531, 272099, 1102717, 1904693, 2993089, 20951623]

約数ペア:

[(1, 20951623), (7, 2993089), (11, 1904693), (19, 1102717), (77, 272099), (133, 157531), (209, 100247), (1463, 14321)]