22251243

素因数分解:

$3^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 34715280

約数和(自身を除く): 12464037

約数列:

[1, 3, 7, 21, 49, 147, 229, 661, 687, 1603, 1983, 4627, 4809, 11221, 13881, 32389, 33663, 97167, 151369, 454107, 1059583, 3178749, 7417081, 22251243]

約数ペア:

[(1, 22251243), (3, 7417081), (7, 3178749), (21, 1059583), (49, 454107), (147, 151369), (229, 97167), (661, 33663), (687, 32389), (1603, 13881), (1983, 11221), (4627, 4809)]