21698824

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1663}}^1$

素因数の和:1909

約数の個数: 32

約数和(自身を含む): 46725120

約数和(自身を除く): 25026296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1631, 1663, 1864, 3262, 3326, 6524, 6652, 11641, 13048, 13304, 23282, 46564, 93128, 387479, 774958, 1549916, 2712353, 3099832, 5424706, 10849412, 21698824]

約数ペア:

[(1, 21698824), (2, 10849412), (4, 5424706), (7, 3099832), (8, 2712353), (14, 1549916), (28, 774958), (56, 387479), (233, 93128), (466, 46564), (932, 23282), (1631, 13304), (1663, 13048), (1864, 11641), (3262, 6652), (3326, 6524)]