21673504

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39841}}^1$

素因数の和:39868

約数の個数: 24

約数和(自身を含む): 45180828

約数和(自身を除く): 23507324

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39841, 79682, 159364, 318728, 637456, 677297, 1274912, 1354594, 2709188, 5418376, 10836752, 21673504]

約数ペア:

[(1, 21673504), (2, 10836752), (4, 5418376), (8, 2709188), (16, 1354594), (17, 1274912), (32, 677297), (34, 637456), (68, 318728), (136, 159364), (272, 79682), (544, 39841)]