21729121353

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1\times {\mathrm{1511}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 33495710976

約数和(自身を除く): 11766589623

約数列:

[1, 3, 9, 17, 51, 153, 193, 487, 579, 1461, 1511, 1737, 3281, 4383, 4533, 8279, 9843, 13599, 24837, 25687, 29529, 74511, 77061, 93991, 231183, 281973, 291623, 735857, 845919, 874869, 1597847, 2207571, 2624607, 4793541, 4957591, 6622713, 12509569, 14380623, 14872773, 37528707, 44618319, 112586121, 142020401, 426061203, 1278183609, 2414346817, 7243040451, 21729121353]

約数ペア:

[(1, 21729121353), (3, 7243040451), (9, 2414346817), (17, 1278183609), (51, 426061203), (153, 142020401), (193, 112586121), (487, 44618319), (579, 37528707), (1461, 14872773), (1511, 14380623), (1737, 12509569), (3281, 6622713), (4383, 4957591), (4533, 4793541), (8279, 2624607), (9843, 2207571), (13599, 1597847), (24837, 874869), (25687, 845919), (29529, 735857), (74511, 291623), (77061, 281973), (93991, 231183)]