21201573484

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{132679}}^1$

素因数の和:133142

約数の個数: 48

約数和(自身を含む): 45769292800

約数和(自身を除く): 24567719316

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 439, 878, 1756, 3073, 5707, 6146, 11414, 12292, 22828, 39949, 79898, 132679, 159796, 265358, 530716, 928753, 1724827, 1857506, 3449654, 3715012, 6899308, 12073789, 24147578, 48295156, 58246081, 116492162, 232984324, 407722567, 757199053, 815445134, 1514398106, 1630890268, 3028796212, 5300393371, 10600786742, 21201573484]

約数ペア:

[(1, 21201573484), (2, 10600786742), (4, 5300393371), (7, 3028796212), (13, 1630890268), (14, 1514398106), (26, 815445134), (28, 757199053), (52, 407722567), (91, 232984324), (182, 116492162), (364, 58246081), (439, 48295156), (878, 24147578), (1756, 12073789), (3073, 6899308), (5707, 3715012), (6146, 3449654), (11414, 1857506), (12292, 1724827), (22828, 928753), (39949, 530716), (79898, 265358), (132679, 159796)]