21464894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 36741600

約数和(自身を除く): 15276706

約数列:

[1, 2, 11, 22, 41, 53, 82, 106, 449, 451, 583, 898, 902, 1166, 2173, 4346, 4939, 9878, 18409, 23797, 23903, 36818, 47594, 47806, 202499, 261767, 404998, 523534, 975677, 1951354, 10732447, 21464894]

約数ペア:

[(1, 21464894), (2, 10732447), (11, 1951354), (22, 975677), (41, 523534), (53, 404998), (82, 261767), (106, 202499), (449, 47806), (451, 47594), (583, 36818), (898, 23903), (902, 23797), (1166, 18409), (2173, 9878), (4346, 4939)]