21987296

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{6803}}^1$

素因数の和:6914

約数の個数: 24

約数和(自身を含む): 43722504

約数和(自身を除く): 21735208

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 6803, 13606, 27212, 54424, 108848, 217696, 687103, 1374206, 2748412, 5496824, 10993648, 21987296]

約数ペア:

[(1, 21987296), (2, 10993648), (4, 5496824), (8, 2748412), (16, 1374206), (32, 687103), (101, 217696), (202, 108848), (404, 54424), (808, 27212), (1616, 13606), (3232, 6803)]