21281232

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63337}}^1$

素因数の和:63355

約数の個数: 40

約数和(自身を含む): 62831296

約数和(自身を除く): 41550064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63337, 126674, 190011, 253348, 380022, 443359, 506696, 760044, 886718, 1013392, 1330077, 1520088, 1773436, 2660154, 3040176, 3546872, 5320308, 7093744, 10640616, 21281232]

約数ペア:

[(1, 21281232), (2, 10640616), (3, 7093744), (4, 5320308), (6, 3546872), (7, 3040176), (8, 2660154), (12, 1773436), (14, 1520088), (16, 1330077), (21, 1013392), (24, 886718), (28, 760044), (42, 506696), (48, 443359), (56, 380022), (84, 253348), (112, 190011), (168, 126674), (336, 63337)]