21859212

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 32838900

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 83, 102, 166, 204, 249, 332, 498, 996, 1291, 1411, 2582, 2822, 3873, 4233, 5164, 5644, 7746, 8466, 15492, 16932, 21947, 43894, 65841, 87788, 107153, 131682, 214306, 263364, 321459, 428612, 642918, 1285836, 1821601, 3643202, 5464803, 7286404, 10929606, 21859212]

約数ペア:

[(1, 21859212), (2, 10929606), (3, 7286404), (4, 5464803), (6, 3643202), (12, 1821601), (17, 1285836), (34, 642918), (51, 428612), (68, 321459), (83, 263364), (102, 214306), (166, 131682), (204, 107153), (249, 87788), (332, 65841), (498, 43894), (996, 21947), (1291, 16932), (1411, 15492), (2582, 8466), (2822, 7746), (3873, 5644), (4233, 5164)]