21442772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{883}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 40543776

約数和(自身を除く): 19101004

約数列:

[1, 2, 4, 13, 26, 52, 467, 883, 934, 1766, 1868, 3532, 6071, 11479, 12142, 22958, 24284, 45916, 412361, 824722, 1649444, 5360693, 10721386, 21442772]

約数ペア:

[(1, 21442772), (2, 10721386), (4, 5360693), (13, 1649444), (26, 824722), (52, 412361), (467, 45916), (883, 24284), (934, 22958), (1766, 12142), (1868, 11479), (3532, 6071)]