21060892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16301}}^1$

素因数の和:16341

約数の個数: 24

約数和(自身を含む): 41081040

約数和(自身を除く): 20020148

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16301, 32602, 65204, 277117, 309719, 554234, 619438, 1108468, 1238876, 5265223, 10530446, 21060892]

約数ペア:

[(1, 21060892), (2, 10530446), (4, 5265223), (17, 1238876), (19, 1108468), (34, 619438), (38, 554234), (68, 309719), (76, 277117), (323, 65204), (646, 32602), (1292, 16301)]