21384088

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{22091}}^1$

素因数の和:22119

約数の個数: 24

約数和(自身を含む): 44073540

約数和(自身を除く): 22689452

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 22091, 44182, 88364, 176728, 243001, 486002, 972004, 1944008, 2673011, 5346022, 10692044, 21384088]

約数ペア:

[(1, 21384088), (2, 10692044), (4, 5346022), (8, 2673011), (11, 1944008), (22, 972004), (44, 486002), (88, 243001), (121, 176728), (242, 88364), (484, 44182), (968, 22091)]