21744142

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1093}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 39384000

約数和(自身を除く): 17639858

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 1093, 1421, 2186, 2842, 7651, 9947, 15302, 19894, 31697, 53557, 63394, 107114, 221879, 374899, 443758, 749798, 1553153, 3106306, 10872071, 21744142]

約数ペア:

[(1, 21744142), (2, 10872071), (7, 3106306), (14, 1553153), (29, 749798), (49, 443758), (58, 374899), (98, 221879), (203, 107114), (343, 63394), (406, 53557), (686, 31697), (1093, 19894), (1421, 15302), (2186, 9947), (2842, 7651)]