21180572

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44497}}^1$

素因数の和:44525

約数の個数: 24

約数和(自身を含む): 44853984

約数和(自身を除く): 23673412

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44497, 88994, 177988, 311479, 622958, 756449, 1245916, 1512898, 3025796, 5295143, 10590286, 21180572]

約数ペア:

[(1, 21180572), (2, 10590286), (4, 5295143), (7, 3025796), (14, 1512898), (17, 1245916), (28, 756449), (34, 622958), (68, 311479), (119, 177988), (238, 88994), (476, 44497)]