21375998

素因数分解:

$2^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{1741}}^1$

素因数の和:2627

約数の個数: 16

約数和(自身を含む): 36707424

約数和(自身を除く): 15331426

約数列:

[1, 2, 7, 14, 877, 1741, 1754, 3482, 6139, 12187, 12278, 24374, 1526857, 3053714, 10687999, 21375998]

約数ペア:

[(1, 21375998), (2, 10687999), (7, 3053714), (14, 1526857), (877, 24374), (1741, 12278), (1754, 12187), (3482, 6139)]