21298021274

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2543351}}^1$

素因数の和:2543485

約数の個数: 16

約数和(自身を含む): 32961841920

約数和(自身を除く): 11663820646

約数列:

[1, 2, 53, 79, 106, 158, 4187, 8374, 2543351, 5086702, 134797603, 200924729, 269595206, 401849458, 10649010637, 21298021274]

約数ペア:

[(1, 21298021274), (2, 10649010637), (53, 401849458), (79, 269595206), (106, 200924729), (158, 134797603), (4187, 5086702), (8374, 2543351)]