21083984

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3733}}^1$

素因数の和:4094

約数の個数: 20

約数和(自身を含む): 40976916

約数和(自身を除く): 19892932

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3733, 5648, 7466, 14932, 29864, 59728, 1317749, 2635498, 5270996, 10541992, 21083984]

約数ペア:

[(1, 21083984), (2, 10541992), (4, 5270996), (8, 2635498), (16, 1317749), (353, 59728), (706, 29864), (1412, 14932), (2824, 7466), (3733, 5648)]