21177306

素因数分解:

$2^1\times 3^2\times {\mathrm{503}}^1\times {\mathrm{2339}}^1$

素因数の和:2850

約数の個数: 24

約数和(自身を含む): 45995040

約数和(自身を除く): 24817734

約数列:

[1, 2, 3, 6, 9, 18, 503, 1006, 1509, 2339, 3018, 4527, 4678, 7017, 9054, 14034, 21051, 42102, 1176517, 2353034, 3529551, 7059102, 10588653, 21177306]

約数ペア:

[(1, 21177306), (2, 10588653), (3, 7059102), (6, 3529551), (9, 2353034), (18, 1176517), (503, 42102), (1006, 21051), (1509, 14034), (2339, 9054), (3018, 7017), (4527, 4678)]