21111832

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1361}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 45436320

約数和(自身を除く): 24324488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1361, 1939, 2216, 2722, 3878, 5444, 7756, 9527, 10888, 15512, 19054, 38108, 76216, 376997, 753994, 1507988, 2638979, 3015976, 5277958, 10555916, 21111832]

約数ペア:

[(1, 21111832), (2, 10555916), (4, 5277958), (7, 3015976), (8, 2638979), (14, 1507988), (28, 753994), (56, 376997), (277, 76216), (554, 38108), (1108, 19054), (1361, 15512), (1939, 10888), (2216, 9527), (2722, 7756), (3878, 5444)]