21319437

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{179}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 30391200

約数和(自身を除く): 9071763

約数列:

[1, 3, 29, 37, 87, 111, 179, 537, 1073, 1369, 3219, 4107, 5191, 6623, 15573, 19869, 39701, 119103, 192067, 245051, 576201, 735153, 7106479, 21319437]

約数ペア:

[(1, 21319437), (3, 7106479), (29, 735153), (37, 576201), (87, 245051), (111, 192067), (179, 119103), (537, 39701), (1073, 19869), (1369, 15573), (3219, 6623), (4107, 5191)]