21438583005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{440987}}^1$

素因数の和:441465

約数の個数: 32

約数和(自身を含む): 39286738944

約数和(自身を除く): 17848155939

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 463, 1389, 2315, 3241, 6945, 9723, 16205, 48615, 440987, 1322961, 2204935, 3086909, 6614805, 9260727, 15434545, 46303635, 204176981, 612530943, 1020884905, 1429238867, 3062654715, 4287716601, 7146194335, 21438583005]

約数ペア:

[(1, 21438583005), (3, 7146194335), (5, 4287716601), (7, 3062654715), (15, 1429238867), (21, 1020884905), (35, 612530943), (105, 204176981), (463, 46303635), (1389, 15434545), (2315, 9260727), (3241, 6614805), (6945, 3086909), (9723, 2204935), (16205, 1322961), (48615, 440987)]