21520512256

素因数分解:

$2^8\times {\mathrm{84064501}}^1$

素因数の和:84064517

約数の個数: 18

約数和(自身を含む): 42956960522

約数和(自身を除く): 21436448266

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 84064501, 168129002, 336258004, 672516008, 1345032016, 2690064032, 5380128064, 10760256128, 21520512256]

約数ペア:

[(1, 21520512256), (2, 10760256128), (4, 5380128064), (8, 2690064032), (16, 1345032016), (32, 672516008), (64, 336258004), (128, 168129002), (256, 84064501)]