20888427

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{58511}}^1$

素因数の和:58538

約数の個数: 16

約数和(自身を含む): 33702912

約数和(自身を除く): 12814485

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 58511, 175533, 409577, 994687, 1228731, 2984061, 6962809, 20888427]

約数ペア:

[(1, 20888427), (3, 6962809), (7, 2984061), (17, 1228731), (21, 994687), (51, 409577), (119, 175533), (357, 58511)]