21759984

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1103}}^1$

素因数の和:1254

約数の個数: 60

約数和(自身を含む): 61397856

約数和(自身を除く): 39637872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 1096, 1103, 1233, 1644, 2192, 2206, 2466, 3288, 3309, 4412, 4932, 6576, 6618, 8824, 9864, 9927, 13236, 17648, 19728, 19854, 26472, 39708, 52944, 79416, 151111, 158832, 302222, 453333, 604444, 906666, 1208888, 1359999, 1813332, 2417776, 2719998, 3626664, 5439996, 7253328, 10879992, 21759984]

約数ペア:

[(1, 21759984), (2, 10879992), (3, 7253328), (4, 5439996), (6, 3626664), (8, 2719998), (9, 2417776), (12, 1813332), (16, 1359999), (18, 1208888), (24, 906666), (36, 604444), (48, 453333), (72, 302222), (137, 158832), (144, 151111), (274, 79416), (411, 52944), (548, 39708), (822, 26472), (1096, 19854), (1103, 19728), (1233, 17648), (1644, 13236), (2192, 9927), (2206, 9864), (2466, 8824), (3288, 6618), (3309, 6576), (4412, 4932)]