21000570584

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5597167}}^1$

素因数の和:5597247

約数の個数: 32

約数和(自身を含む): 45672890880

約数和(自身を除く): 24672320296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5597167, 11194334, 22388668, 39180169, 44777336, 78360338, 156720676, 313441352, 375010189, 750020378, 1500040756, 2625071323, 3000081512, 5250142646, 10500285292, 21000570584]

約数ペア:

[(1, 21000570584), (2, 10500285292), (4, 5250142646), (7, 3000081512), (8, 2625071323), (14, 1500040756), (28, 750020378), (56, 375010189), (67, 313441352), (134, 156720676), (268, 78360338), (469, 44777336), (536, 39180169), (938, 22388668), (1876, 11194334), (3752, 5597167)]