21696495

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49877}}^1$

素因数の和:49914

約数の個数: 16

約数和(自身を含む): 35912160

約数和(自身を除く): 14215665

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 49877, 149631, 249385, 748155, 1446433, 4339299, 7232165, 21696495]

約数ペア:

[(1, 21696495), (3, 7232165), (5, 4339299), (15, 1446433), (29, 748155), (87, 249385), (145, 149631), (435, 49877)]