21551178006

素因数分解:

$2^1\times 3^4\times {\mathrm{133031963}}^1$

素因数の和:133031977

約数の個数: 20

約数和(自身を含む): 48290602932

約数和(自身を除く): 26739424926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 133031963, 266063926, 399095889, 798191778, 1197287667, 2394575334, 3591863001, 7183726002, 10775589003, 21551178006]

約数ペア:

[(1, 21551178006), (2, 10775589003), (3, 7183726002), (6, 3591863001), (9, 2394575334), (18, 1197287667), (27, 798191778), (54, 399095889), (81, 266063926), (162, 133031963)]