21993202

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12983}}^1$

素因数の和:13014

約数の個数: 24

約数和(自身を含む): 41444928

約数和(自身を除く): 19451726

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12983, 25966, 90881, 142813, 181762, 285626, 999691, 1570943, 1999382, 3141886, 10996601, 21993202]

約数ペア:

[(1, 21993202), (2, 10996601), (7, 3141886), (11, 1999382), (14, 1570943), (22, 999691), (77, 285626), (121, 181762), (154, 142813), (242, 90881), (847, 25966), (1694, 12983)]