21491168

素因数分解:

$2^5\times {\mathrm{331}}^1\times {\mathrm{2029}}^1$

素因数の和:2370

約数の個数: 24

約数和(自身を含む): 42459480

約数和(自身を除く): 20968312

約数列:

[1, 2, 4, 8, 16, 32, 331, 662, 1324, 2029, 2648, 4058, 5296, 8116, 10592, 16232, 32464, 64928, 671599, 1343198, 2686396, 5372792, 10745584, 21491168]

約数ペア:

[(1, 21491168), (2, 10745584), (4, 5372792), (8, 2686396), (16, 1343198), (32, 671599), (331, 64928), (662, 32464), (1324, 16232), (2029, 10592), (2648, 8116), (4058, 5296)]