21977256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{130817}}^1$

素因数の和:130833

約数の個数: 32

約数和(自身を含む): 62792640

約数和(自身を除く): 40815384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 130817, 261634, 392451, 523268, 784902, 915719, 1046536, 1569804, 1831438, 2747157, 3139608, 3662876, 5494314, 7325752, 10988628, 21977256]

約数ペア:

[(1, 21977256), (2, 10988628), (3, 7325752), (4, 5494314), (6, 3662876), (7, 3139608), (8, 2747157), (12, 1831438), (14, 1569804), (21, 1046536), (24, 915719), (28, 784902), (42, 523268), (56, 392451), (84, 261634), (168, 130817)]