21711873

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 31744224

約数和(自身を除く): 10032351

約数列:

[1, 3, 17, 31, 51, 93, 443, 527, 961, 1329, 1581, 2883, 7531, 13733, 16337, 22593, 41199, 49011, 233461, 425723, 700383, 1277169, 7237291, 21711873]

約数ペア:

[(1, 21711873), (3, 7237291), (17, 1277169), (31, 700383), (51, 425723), (93, 233461), (443, 49011), (527, 41199), (961, 22593), (1329, 16337), (1581, 13733), (2883, 7531)]