21694436

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{6449}}^1$

素因数の和:6511

約数の個数: 18

約数和(自身を含む): 39325650

約数和(自身を除く): 17631214

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 6449, 12898, 25796, 187021, 374042, 748084, 5423609, 10847218, 21694436]

約数ペア:

[(1, 21694436), (2, 10847218), (4, 5423609), (29, 748084), (58, 374042), (116, 187021), (841, 25796), (1682, 12898), (3364, 6449)]