21000346742

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{401}}^1\times {\mathrm{49499}}^1$

素因数の和:49948

約数の個数: 24

約数和(自身を含む): 33012441000

約数和(自身を除く): 12012094258

約数列:

[1, 2, 23, 46, 401, 529, 802, 1058, 9223, 18446, 49499, 98998, 212129, 424258, 1138477, 2276954, 19849099, 26184971, 39698198, 52369942, 456529277, 913058554, 10500173371, 21000346742]

約数ペア:

[(1, 21000346742), (2, 10500173371), (23, 913058554), (46, 456529277), (401, 52369942), (529, 39698198), (802, 26184971), (1058, 19849099), (9223, 2276954), (18446, 1138477), (49499, 424258), (98998, 212129)]