21417503779

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1\times {\mathrm{1321}}^1$

素因数の和:2363

約数の個数: 32

約数和(自身を含む): 26000038400

約数和(自身を除く): 4582534621

約数列:

[1, 7, 19, 133, 139, 877, 973, 1321, 2641, 6139, 9247, 16663, 18487, 25099, 116641, 121903, 175693, 183619, 853321, 1158517, 1285333, 2316157, 3488761, 8109619, 16213099, 22011823, 24421327, 154082761, 161033863, 1127237041, 3059643397, 21417503779]

約数ペア:

[(1, 21417503779), (7, 3059643397), (19, 1127237041), (133, 161033863), (139, 154082761), (877, 24421327), (973, 22011823), (1321, 16213099), (2641, 8109619), (6139, 3488761), (9247, 2316157), (16663, 1285333), (18487, 1158517), (25099, 853321), (116641, 183619), (121903, 175693)]