21280296

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{8779}}^1$

素因数の和:8889

約数の個数: 32

約数和(自身を含む): 53733600

約数和(自身を除く): 32453304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 8779, 17558, 26337, 35116, 52674, 70232, 105348, 210696, 886679, 1773358, 2660037, 3546716, 5320074, 7093432, 10640148, 21280296]

約数ペア:

[(1, 21280296), (2, 10640148), (3, 7093432), (4, 5320074), (6, 3546716), (8, 2660037), (12, 1773358), (24, 886679), (101, 210696), (202, 105348), (303, 70232), (404, 52674), (606, 35116), (808, 26337), (1212, 17558), (2424, 8779)]