21867832

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4943}}^1$

素因数の和:5035

約数の個数: 32

約数和(自身を含む): 47462400

約数和(自身を除く): 25594568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4943, 9886, 19772, 34601, 39544, 69202, 138404, 276808, 390497, 780994, 1561988, 2733479, 3123976, 5466958, 10933916, 21867832]

約数ペア:

[(1, 21867832), (2, 10933916), (4, 5466958), (7, 3123976), (8, 2733479), (14, 1561988), (28, 780994), (56, 390497), (79, 276808), (158, 138404), (316, 69202), (553, 39544), (632, 34601), (1106, 19772), (2212, 9886), (4424, 4943)]