21085696

素因数分解:

$2^9\times {\mathrm{41183}}^1$

素因数の和:41201

約数の個数: 20

約数和(自身を含む): 42131232

約数和(自身を除く): 21045536

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41183, 82366, 164732, 329464, 658928, 1317856, 2635712, 5271424, 10542848, 21085696]

約数ペア:

[(1, 21085696), (2, 10542848), (4, 5271424), (8, 2635712), (16, 1317856), (32, 658928), (64, 329464), (128, 164732), (256, 82366), (512, 41183)]