21402036

素因数分解:

$2^2\times 3^3\times {\mathrm{53}}^1\times {\mathrm{3739}}^1$

素因数の和:3805

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 35146764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 106, 108, 159, 212, 318, 477, 636, 954, 1431, 1908, 2862, 3739, 5724, 7478, 11217, 14956, 22434, 33651, 44868, 67302, 100953, 134604, 198167, 201906, 396334, 403812, 594501, 792668, 1189002, 1783503, 2378004, 3567006, 5350509, 7134012, 10701018, 21402036]

約数ペア:

[(1, 21402036), (2, 10701018), (3, 7134012), (4, 5350509), (6, 3567006), (9, 2378004), (12, 1783503), (18, 1189002), (27, 792668), (36, 594501), (53, 403812), (54, 396334), (106, 201906), (108, 198167), (159, 134604), (212, 100953), (318, 67302), (477, 44868), (636, 33651), (954, 22434), (1431, 14956), (1908, 11217), (2862, 7478), (3739, 5724)]