21000453633

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{9845501}}^1$

素因数の和:9845589

約数の個数: 16

約数和(自身を含む): 31505606400

約数和(自身を除く): 10505152767

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 9845501, 29536503, 88609509, 265828527, 777794579, 2333383737, 7000151211, 21000453633]

約数ペア:

[(1, 21000453633), (3, 7000151211), (9, 2333383737), (27, 777794579), (79, 265828527), (237, 88609509), (711, 29536503), (2133, 9845501)]