21000606765

素因数分解:

$3^1\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{1150403}}^1$

素因数の和:1151628

約数の個数: 16

約数和(自身を含む): 33628609728

約数和(自身を除く): 12628002963

約数列:

[1, 3, 5, 15, 1217, 3651, 6085, 18255, 1150403, 3451209, 5752015, 17256045, 1400040451, 4200121353, 7000202255, 21000606765]

約数ペア:

[(1, 21000606765), (3, 7000202255), (5, 4200121353), (15, 1400040451), (1217, 17256045), (3651, 5752015), (6085, 3451209), (18255, 1150403)]