21852327

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61211}}^1$

素因数の和:61238

約数の個数: 16

約数和(自身を含む): 35258112

約数和(自身を除く): 13405785

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 61211, 183633, 428477, 1040587, 1285431, 3121761, 7284109, 21852327]

約数ペア:

[(1, 21852327), (3, 7284109), (7, 3121761), (17, 1285431), (21, 1040587), (51, 428477), (119, 183633), (357, 61211)]