21759030

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26863}}^1$

素因数の和:26882

約数の個数: 40

約数和(自身を含む): 58509792

約数和(自身を除く): 36750762

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26863, 53726, 80589, 134315, 161178, 241767, 268630, 402945, 483534, 725301, 805890, 1208835, 1450602, 2175903, 2417670, 3626505, 4351806, 7253010, 10879515, 21759030]

約数ペア:

[(1, 21759030), (2, 10879515), (3, 7253010), (5, 4351806), (6, 3626505), (9, 2417670), (10, 2175903), (15, 1450602), (18, 1208835), (27, 805890), (30, 725301), (45, 483534), (54, 402945), (81, 268630), (90, 241767), (135, 161178), (162, 134315), (270, 80589), (405, 53726), (810, 26863)]