21503658135

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{827}}^1\times {\mathrm{7253}}^1$

素因数の和:8327

約数の個数: 32

約数和(自身を含む): 34596357120

約数和(自身を除く): 13092698985

約数列:

[1, 3, 5, 15, 239, 717, 827, 1195, 2481, 3585, 4135, 7253, 12405, 21759, 36265, 108795, 197653, 592959, 988265, 1733467, 2964795, 5200401, 5998231, 8667335, 17994693, 26002005, 29991155, 89973465, 1433577209, 4300731627, 7167886045, 21503658135]

約数ペア:

[(1, 21503658135), (3, 7167886045), (5, 4300731627), (15, 1433577209), (239, 89973465), (717, 29991155), (827, 26002005), (1195, 17994693), (2481, 8667335), (3585, 5998231), (4135, 5200401), (7253, 2964795), (12405, 1733467), (21759, 988265), (36265, 592959), (108795, 197653)]