21708666120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10641503}}^1$

素因数の和:10641534

約数の個数: 64

約数和(自身を含む): 68956945920

約数和(自身を除く): 47248279800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10641503, 21283006, 31924509, 42566012, 53207515, 63849018, 85132024, 106415030, 127698036, 159622545, 180905551, 212830060, 255396072, 319245090, 361811102, 425660120, 542716653, 638490180, 723622204, 904527755, 1085433306, 1276980360, 1447244408, 1809055510, 2170866612, 2713583265, 3618111020, 4341733224, 5427166530, 7236222040, 10854333060, 21708666120]

約数ペア:

[(1, 21708666120), (2, 10854333060), (3, 7236222040), (4, 5427166530), (5, 4341733224), (6, 3618111020), (8, 2713583265), (10, 2170866612), (12, 1809055510), (15, 1447244408), (17, 1276980360), (20, 1085433306), (24, 904527755), (30, 723622204), (34, 638490180), (40, 542716653), (51, 425660120), (60, 361811102), (68, 319245090), (85, 255396072), (102, 212830060), (120, 180905551), (136, 159622545), (170, 127698036), (204, 106415030), (255, 85132024), (340, 63849018), (408, 53207515), (510, 42566012), (680, 31924509), (1020, 21283006), (2040, 10641503)]