21603243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9851}}^1$

素因数の和:9914

約数の個数: 16

約数和(自身を含む): 31211136

約数和(自身を除く): 9607893

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 9851, 29553, 167467, 423593, 502401, 1270779, 7201081, 21603243]

約数ペア:

[(1, 21603243), (3, 7201081), (17, 1270779), (43, 502401), (51, 423593), (129, 167467), (731, 29553), (2193, 9851)]