21689348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{683}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 40334112

約数和(自身を除く): 18644764

約数列:

[1, 2, 4, 17, 34, 68, 467, 683, 934, 1366, 1868, 2732, 7939, 11611, 15878, 23222, 31756, 46444, 318961, 637922, 1275844, 5422337, 10844674, 21689348]

約数ペア:

[(1, 21689348), (2, 10844674), (4, 5422337), (17, 1275844), (34, 637922), (68, 318961), (467, 46444), (683, 31756), (934, 23222), (1366, 15878), (1868, 11611), (2732, 7939)]