21943635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 40535040

約数和(自身を除く): 18591405

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2029, 2163, 3605, 6087, 10145, 10815, 14203, 30435, 42609, 71015, 208987, 213045, 626961, 1044935, 1462909, 3134805, 4388727, 7314545, 21943635]

約数ペア:

[(1, 21943635), (3, 7314545), (5, 4388727), (7, 3134805), (15, 1462909), (21, 1044935), (35, 626961), (103, 213045), (105, 208987), (309, 71015), (515, 42609), (721, 30435), (1545, 14203), (2029, 10815), (2163, 10145), (3605, 6087)]