2018352021

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{898243}}^1$

素因数の和:898360

約数の個数: 16

約数和(自身を含む): 3104331264

約数和(自身を除く): 1085979243

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 898243, 2694729, 6287701, 18863103, 96112001, 288336003, 672784007, 2018352021]

約数ペア:

[(1, 2018352021), (3, 672784007), (7, 288336003), (21, 96112001), (107, 18863103), (321, 6287701), (749, 2694729), (2247, 898243)]