21826395

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1511}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 17364645

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1511, 1605, 2889, 4533, 4815, 7555, 13599, 14445, 22665, 40797, 67995, 161677, 203985, 485031, 808385, 1455093, 2425155, 4365279, 7275465, 21826395]

約数ペア:

[(1, 21826395), (3, 7275465), (5, 4365279), (9, 2425155), (15, 1455093), (27, 808385), (45, 485031), (107, 203985), (135, 161677), (321, 67995), (535, 40797), (963, 22665), (1511, 14445), (1605, 13599), (2889, 7555), (4533, 4815)]