21165273783

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{140057}}^1$

素因数の和:140288

約数の個数: 32

約数和(自身を含む): 32605502400

約数和(自身を除く): 11440228617

約数列:

[1, 3, 9, 27, 29, 87, 193, 261, 579, 783, 1737, 5211, 5597, 16791, 50373, 140057, 151119, 420171, 1260513, 3781539, 4061653, 12184959, 27031001, 36554877, 81093003, 109664631, 243279009, 729837027, 783899029, 2351697087, 7055091261, 21165273783]

約数ペア:

[(1, 21165273783), (3, 7055091261), (9, 2351697087), (27, 783899029), (29, 729837027), (87, 243279009), (193, 109664631), (261, 81093003), (579, 36554877), (783, 27031001), (1737, 12184959), (5211, 4061653), (5597, 3781539), (16791, 1260513), (50373, 420171), (140057, 151119)]