2021023349723

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{1621}}^1\times {\mathrm{6907}}^1$

素因数の和:8883

約数の個数: 32

約数和(自身を含む): 2342784204288

約数和(自身を除く): 321760854565

約数列:

[1, 7, 107, 241, 749, 1621, 1687, 6907, 11347, 25787, 48349, 173447, 180509, 390661, 739049, 1214129, 1664587, 2734627, 5173343, 11196247, 11652109, 41800727, 78373729, 178110809, 292605089, 1197998429, 1246775663, 2698295527, 8385989003, 18888068689, 288717621389, 2021023349723]

約数ペア:

[(1, 2021023349723), (7, 288717621389), (107, 18888068689), (241, 8385989003), (749, 2698295527), (1621, 1246775663), (1687, 1197998429), (6907, 292605089), (11347, 178110809), (25787, 78373729), (48349, 41800727), (173447, 11652109), (180509, 11196247), (390661, 5173343), (739049, 2734627), (1214129, 1664587)]