21181977604

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2235329}}^1$

素因数の和:2235459

約数の個数: 24

約数和(自身を含む): 39055685760

約数和(自身を除く): 17873708156

約数列:

[1, 2, 4, 23, 46, 92, 103, 206, 412, 2369, 4738, 9476, 2235329, 4470658, 8941316, 51412567, 102825134, 205650268, 230238887, 460477774, 920955548, 5295494401, 10590988802, 21181977604]

約数ペア:

[(1, 21181977604), (2, 10590988802), (4, 5295494401), (23, 920955548), (46, 460477774), (92, 230238887), (103, 205650268), (206, 102825134), (412, 51412567), (2369, 8941316), (4738, 4470658), (9476, 2235329)]