21348778851

素因数分解:

$3^8\times {\mathrm{37}}^1\times {\mathrm{87943}}^1$

素因数の和:88004

約数の個数: 36

約数和(自身を含む): 32887362352

約数和(自身を除く): 11538583501

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 729, 999, 2187, 2997, 6561, 8991, 26973, 80919, 87943, 242757, 263829, 791487, 2374461, 3253891, 7123383, 9761673, 21370149, 29285019, 64110447, 87855057, 192331341, 263565171, 576994023, 790695513, 2372086539, 7116259617, 21348778851]

約数ペア:

[(1, 21348778851), (3, 7116259617), (9, 2372086539), (27, 790695513), (37, 576994023), (81, 263565171), (111, 192331341), (243, 87855057), (333, 64110447), (729, 29285019), (999, 21370149), (2187, 9761673), (2997, 7123383), (6561, 3253891), (8991, 2374461), (26973, 791487), (80919, 263829), (87943, 242757)]