21722073

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 33436800

約数和(自身を除く): 11714727

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 323, 493, 551, 773, 969, 1479, 1653, 2319, 9367, 13141, 14687, 22417, 28101, 39423, 44061, 67251, 249679, 381089, 425923, 749037, 1143267, 1277769, 7240691, 21722073]

約数ペア:

[(1, 21722073), (3, 7240691), (17, 1277769), (19, 1143267), (29, 749037), (51, 425923), (57, 381089), (87, 249679), (323, 67251), (493, 44061), (551, 39423), (773, 28101), (969, 22417), (1479, 14687), (1653, 13141), (2319, 9367)]