2100085371

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{646379}}^1$

素因数の和:646423

約数の個数: 18

約数和(自身を含む): 3201520140

約数和(自身を除く): 1101434769

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 646379, 1939137, 5817411, 12281201, 36843603, 110530809, 233342819, 700028457, 2100085371]

約数ペア:

[(1, 2100085371), (3, 700028457), (9, 233342819), (19, 110530809), (57, 36843603), (171, 12281201), (361, 5817411), (1083, 1939137), (3249, 646379)]