21696010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1103}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 44831232

約数和(自身を除く): 23135222

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1103, 1405, 1967, 2206, 2810, 3934, 5515, 7721, 9835, 11030, 15442, 19670, 38605, 77210, 309943, 619886, 1549715, 2169601, 3099430, 4339202, 10848005, 21696010]

約数ペア:

[(1, 21696010), (2, 10848005), (5, 4339202), (7, 3099430), (10, 2169601), (14, 1549715), (35, 619886), (70, 309943), (281, 77210), (562, 38605), (1103, 19670), (1405, 15442), (1967, 11030), (2206, 9835), (2810, 7721), (3934, 5515)]