21824413

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 25805192

約数和(自身を除く): 3980779

約数列:

[1, 13, 17, 37, 157, 221, 289, 481, 629, 2041, 2669, 3757, 5809, 8177, 10693, 34697, 45373, 75517, 98753, 139009, 589849, 1283789, 1678801, 21824413]

約数ペア:

[(1, 21824413), (13, 1678801), (17, 1283789), (37, 589849), (157, 139009), (221, 98753), (289, 75517), (481, 45373), (629, 34697), (2041, 10693), (2669, 8177), (3757, 5809)]