21059312

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{12301}}^1$

素因数の和:12416

約数の個数: 20

約数和(自身を含む): 41187096

約数和(自身を除く): 20127784

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 12301, 24602, 49204, 98408, 196816, 1316207, 2632414, 5264828, 10529656, 21059312]

約数ペア:

[(1, 21059312), (2, 10529656), (4, 5264828), (8, 2632414), (16, 1316207), (107, 196816), (214, 98408), (428, 49204), (856, 24602), (1712, 12301)]