21518068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37619}}^1$

素因数の和:37647

約数の個数: 24

約数和(自身を含む): 44241120

約数和(自身を除く): 22723052

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37619, 75238, 150476, 413809, 489047, 827618, 978094, 1655236, 1956188, 5379517, 10759034, 21518068]

約数ペア:

[(1, 21518068), (2, 10759034), (4, 5379517), (11, 1956188), (13, 1655236), (22, 978094), (26, 827618), (44, 489047), (52, 413809), (143, 150476), (286, 75238), (572, 37619)]