21707928

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{27409}}^1$

素因数の和:27432

約数の個数: 48

約数和(自身を含む): 64139400

約数和(自身を除く): 42431472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27409, 54818, 82227, 109636, 164454, 219272, 246681, 301499, 328908, 493362, 602998, 657816, 904497, 986724, 1205996, 1808994, 1973448, 2411992, 2713491, 3617988, 5426982, 7235976, 10853964, 21707928]

約数ペア:

[(1, 21707928), (2, 10853964), (3, 7235976), (4, 5426982), (6, 3617988), (8, 2713491), (9, 2411992), (11, 1973448), (12, 1808994), (18, 1205996), (22, 986724), (24, 904497), (33, 657816), (36, 602998), (44, 493362), (66, 328908), (72, 301499), (88, 246681), (99, 219272), (132, 164454), (198, 109636), (264, 82227), (396, 54818), (792, 27409)]