21071933

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 22795776

約数和(自身を除く): 1723843

約数列:

[1, 23, 47, 101, 193, 1081, 2323, 4439, 4747, 9071, 19493, 109181, 208633, 448339, 916171, 21071933]

約数ペア:

[(1, 21071933), (23, 916171), (47, 448339), (101, 208633), (193, 109181), (1081, 19493), (2323, 9071), (4439, 4747)]