21137446065

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{15559}}^1$

素因数の和:15702

約数の個数: 48

約数和(自身を含む): 35399871360

約数和(自身を除く): 14262425295

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 705, 1927, 2209, 5781, 6627, 9635, 11045, 15559, 28905, 33135, 46677, 77795, 90569, 233385, 271707, 452845, 637919, 731273, 1358535, 1913757, 2193819, 3189595, 3656365, 9568785, 10969095, 29982193, 34369831, 89946579, 103109493, 149910965, 171849155, 449732895, 515547465, 1409163071, 4227489213, 7045815355, 21137446065]

約数ペア:

[(1, 21137446065), (3, 7045815355), (5, 4227489213), (15, 1409163071), (41, 515547465), (47, 449732895), (123, 171849155), (141, 149910965), (205, 103109493), (235, 89946579), (615, 34369831), (705, 29982193), (1927, 10969095), (2209, 9568785), (5781, 3656365), (6627, 3189595), (9635, 2193819), (11045, 1913757), (15559, 1358535), (28905, 731273), (33135, 637919), (46677, 452845), (77795, 271707), (90569, 233385)]