20161621269

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{1361}}^1\times {\mathrm{15383}}^1$

素因数の和:16857

約数の個数: 24

約数和(自身を含む): 29418023232

約数和(自身を除く): 9256401963

約数列:

[1, 3, 9, 107, 321, 963, 1361, 4083, 12249, 15383, 46149, 138447, 145627, 436881, 1310643, 1645981, 4937943, 14813829, 20936263, 62808789, 188426367, 2240180141, 6720540423, 20161621269]

約数ペア:

[(1, 20161621269), (3, 6720540423), (9, 2240180141), (107, 188426367), (321, 62808789), (963, 20936263), (1361, 14813829), (4083, 4937943), (12249, 1645981), (15383, 1310643), (46149, 436881), (138447, 145627)]