21449714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2027}}^1$

素因数の和:2090

約数の個数: 32

約数和(自身を含む): 38840256

約数和(自身を除く): 17390542

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 481, 814, 962, 2027, 4054, 5291, 10582, 22297, 26351, 44594, 52702, 74999, 149998, 289861, 579722, 824989, 974987, 1649978, 1949974, 10724857, 21449714]

約数ペア:

[(1, 21449714), (2, 10724857), (11, 1949974), (13, 1649978), (22, 974987), (26, 824989), (37, 579722), (74, 289861), (143, 149998), (286, 74999), (407, 52702), (481, 44594), (814, 26351), (962, 22297), (2027, 10582), (4054, 5291)]